80796056 has 96 divisors (see below), whose sum is σ = 183859200. Its totient is φ = 33105600.

The previous prime is 80796007. The next prime is 80796071. The reversal of 80796056 is 65069708.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 422921 + ... + 423111.

It is an arithmetic number, because the mean of its divisors is an integer number (1915200).

Almost surely, 2^80796056 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 80796056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91929600).

80796056 is an abundant number, since it is smaller than the sum of its proper divisors (103063144).

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

80796056 is a wasteful number, since it uses less digits than its factorization.

80796056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 80796056 is about 8988.6626368999. The cubic root of 80796056 is about 432.3114323820.

The spelling of 80796056 in words is "eighty million, seven hundred ninety-six thousand, fifty-six".