256057233486504 has 32 divisors (see below), whose sum is σ = 640262804082720. Its totient is φ = 85336448446656.

The previous prime is 256057233486493. The next prime is 256057233486511. The reversal of 256057233486504 is 405684332750652.

256057233486504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 997538719 + ... + 997795374.

It is an arithmetic number, because the mean of its divisors is an integer number (20008212627585).

Almost surely, 2^{256057233486504} is an apocalyptic number.

256057233486504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

256057233486504 is an abundant number, since it is smaller than the sum of its proper divisors (384205570596216).

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

256057233486504 is a wasteful number, since it uses less digits than its factorization.

256057233486504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995339449 (or 1995339445 counting only the distinct ones).

The product of its (nonzero) digits is 145152000, while the sum is 60.

The spelling of 256057233486504 in words is "two hundred fifty-six trillion, fifty-seven billion, two hundred thirty-three million, four hundred eighty-six thousand, five hundred four".