256116302632 has 32 divisors (see below), whose sum is σ = 488502796320. Its totient is φ = 125852437440.

The previous prime is 256116302587. The next prime is 256116302639. The reversal of 256116302632 is 236203611652.

It is a junction number, because it is equal to n+sod(n) for n = 256116302591 and 256116302600.

It is not an unprimeable number, because it can be changed into a prime (256116302639) 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, 358183 + ... + 800329.

It is an arithmetic number, because the mean of its divisors is an integer number (15265712385).

Almost surely, 2^256116302632 is an apocalyptic number.

It is an amenable number.

256116302632 is a deficient number, since it is larger than the sum of its proper divisors (232386493688).

256116302632 is a wasteful number, since it uses less digits than its factorization.

256116302632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443401 (or 443397 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 256116302632 in words is "two hundred fifty-six billion, one hundred sixteen million, three hundred two thousand, six hundred thirty-two".