256913254796 has 24 divisors (see below), whose sum is σ = 492047861760. Its totient is φ = 116403251600.

The previous prime is 256913254747. The next prime is 256913254847. The reversal of 256913254796 is 697452319652.

It is a happy number.

256913254796 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9373676 + ... + 9401043.

It is an arithmetic number, because the mean of its divisors is an integer number (20501994240).

Almost surely, 2^256913254796 is an apocalyptic number.

It is an amenable number.

256913254796 is a deficient number, since it is larger than the sum of its proper divisors (235134606964).

256913254796 is a wasteful number, since it uses less digits than its factorization.

256913254796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18775045 (or 18775043 counting only the distinct ones).

The product of its digits is 24494400, while the sum is 59.

The spelling of 256913254796 in words is "two hundred fifty-six billion, nine hundred thirteen million, two hundred fifty-four thousand, seven hundred ninety-six".