80563056 has 60 divisors (see below), whose sum is σ = 242107272. Its totient is φ = 23017344.

The previous prime is 80563013. The next prime is 80563069. The reversal of 80563056 is 65036508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14775 + ... + 19478.

Almost surely, 2^80563056 is an apocalyptic number.

It is an amenable number.

80563056 is an abundant number, since it is smaller than the sum of its proper divisors (161544216).

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

80563056 is a wasteful number, since it uses less digits than its factorization.

80563056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34278 (or 34265 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 80563056 is about 8975.6925081021. The cubic root of 80563056 is about 431.8954651046.

The spelling of 80563056 in words is "eighty million, five hundred sixty-three thousand, fifty-six".