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80484808888 = 2311942197081
BaseRepresentation
bin100101011110101000…
…1001011100010111000
321200202010100220202201
41022331101023202320
52304313102341023
6100550232435544
75546326405411
oct1127521134270
9250663326681
1080484808888
1131151638190
1213722248bb4
1377886cb593
143c772d8808
152160d35bad
hex12bd44b8b8

80484808888 has 32 divisors (see below), whose sum is σ = 164647188720. Its totient is φ = 36579744000.

The previous prime is 80484808861. The next prime is 80484808889. The reversal of 80484808888 is 88880848408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80484808889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 780508 + ... + 877588.

Almost surely, 280484808888 is an apocalyptic number.

80484808888 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

80484808888 is an abundant number, since it is smaller than the sum of its proper divisors (84162379832).

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

80484808888 is a wasteful number, since it uses less digits than its factorization.

80484808888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106519 (or 106515 counting only the distinct ones).

The product of its (nonzero) digits is 33554432, while the sum is 64.

The spelling of 80484808888 in words is "eighty billion, four hundred eighty-four million, eight hundred eight thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 9421 18842 37684 75368 97081 103631 194162 207262 388324 414524 776648 829048 1067891 2135782 4271564 8543128 914600101 1829200202 3658400404 7316800808 10060601111 20121202222 40242404444 80484808888