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34331686464 = 2639711871553
BaseRepresentation
bin11111111110010100…
…111111011001000000
310021121122010101010010
4133332110333121000
51030302402431324
623434411104520
72323525343235
oct377624773100
9107548111103
1034331686464
11136183841a9
1267a1742140
13331192a09a
14193985d78c
15d5e06b829
hex7fe53f640

34331686464 has 112 divisors (see below), whose sum is σ = 91908831168. Its totient is φ = 11309088768.

The previous prime is 34331686421. The next prime is 34331686471. The reversal of 34331686464 is 46468613343.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22105912 + ... + 22107464.

It is an arithmetic number, because the mean of its divisors is an integer number (820614564).

Almost surely, 234331686464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34331686464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45954415584).

34331686464 is an abundant number, since it is smaller than the sum of its proper divisors (57577144704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34331686464 is a wasteful number, since it uses less digits than its factorization.

34331686464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852 (or 2842 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 48.

The spelling of 34331686464 in words is "thirty-four billion, three hundred thirty-one million, six hundred eighty-six thousand, four hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 97 192 194 291 388 582 776 1164 1187 1552 1553 2328 2374 3104 3106 3561 4656 4659 4748 6208 6212 7122 9312 9318 9496 12424 14244 18624 18636 18992 24848 28488 37272 37984 49696 56976 74544 75968 99392 113952 115139 149088 150641 227904 230278 298176 301282 345417 451923 460556 602564 690834 903846 921112 1205128 1381668 1807692 1842224 1843411 2410256 2763336 3615384 3684448 3686822 4820512 5526672 5530233 7230768 7368896 7373644 9641024 11053344 11060466 14461536 14747288 22106688 22120932 28923072 29494576 44241864 58989152 88483728 117978304 176967456 178810867 353934912 357621734 536432601 715243468 1072865202 1430486936 2145730404 2860973872 4291460808 5721947744 8582921616 11443895488 17165843232 34331686464