256222014504 has 32 divisors (see below), whose sum is σ = 640568869920. Its totient is φ = 85405493696.

The previous prime is 256222014497. The next prime is 256222014523. The reversal of 256222014504 is 405410222652.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1456567 + ... + 1622969.

It is an arithmetic number, because the mean of its divisors is an integer number (20017777185).

Almost surely, 2^256222014504 is an apocalyptic number.

256222014504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

256222014504 is an abundant number, since it is smaller than the sum of its proper divisors (384346855416).

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

256222014504 is a wasteful number, since it uses less digits than its factorization.

256222014504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230569 (or 230565 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 256222014504 in words is "two hundred fifty-six billion, two hundred twenty-two million, fourteen thousand, five hundred four".