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12076580880 = 243257131989109
BaseRepresentation
bin10110011111101001…
…00000000000010000
31011011122012212120100
423033310200000100
5144213101042010
65314203012400
7605161146420
oct131764400020
934148185510
1012076580880
115137a07a61
12241050a100
1311a5c98860
14827c74480
154aa34b2c0
hex2cfd20010

12076580880 has 960 divisors, whose sum is σ = 53621568000. Its totient is φ = 2364899328.

The previous prime is 12076580851. The next prime is 12076580891. The reversal of 12076580880 is 8808567021.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 110794266 + ... + 110794374.

It is an arithmetic number, because the mean of its divisors is an integer number (55855800).

Almost surely, 212076580880 is an apocalyptic number.

12076580880 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 12076580880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26810784000).

12076580880 is an abundant number, since it is smaller than the sum of its proper divisors (41544987120).

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

12076580880 is a wasteful number, since it uses less digits than its factorization.

12076580880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 12076580880 in words is "twelve billion, seventy-six million, five hundred eighty thousand, eight hundred eighty".