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1069471086240 = 253523414195639
BaseRepresentation
bin11111001000000010111…
…00011011011010100000
310210020111021112021002010
433210001130123122200
5120010234044224430
62135150324552520
7140160330146034
oct17440134333240
93706437467063
101069471086240
11382618602257
1215332b852740
1379b09c7666b
1439a96adc1c4
151cc456ebcb0
hexf90171b6a0

1069471086240 has 384 divisors, whose sum is σ = 3610278604800. Its totient is φ = 265456885760.

The previous prime is 1069471086227. The next prime is 1069471086241. The reversal of 1069471086240 is 426801749601.

It is a super-2 number, since 2×10694710862402 (a number of 25 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1069471086240.

It is not an unprimeable number, because it can be changed into a prime (1069471086241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 189653341 + ... + 189658979.

It is an arithmetic number, because the mean of its divisors is an integer number (9401767200).

Almost surely, 21069471086240 is an apocalyptic number.

1069471086240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1069471086240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1805139302400).

1069471086240 is an abundant number, since it is smaller than the sum of its proper divisors (2540807518560).

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

1069471086240 is a wasteful number, since it uses less digits than its factorization.

1069471086240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6140 (or 6132 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 1069471086240 in words is "one trillion, sixty-nine billion, four hundred seventy-one million, eighty-six thousand, two hundred forty".