256754645596 has 6 divisors (see below), whose sum is σ = 449320629800. Its totient is φ = 128377322796.

The previous prime is 256754645593. The next prime is 256754645627. The reversal of 256754645596 is 695546457652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256754645593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32094330696 + ... + 32094330703.

Almost surely, 2^256754645596 is an apocalyptic number.

It is an amenable number.

256754645596 is a deficient number, since it is larger than the sum of its proper divisors (192565984204).

256754645596 is a wasteful number, since it uses less digits than its factorization.

256754645596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64188661403 (or 64188661401 counting only the distinct ones).

The product of its digits is 272160000, while the sum is 64.

The spelling of 256754645596 in words is "two hundred fifty-six billion, seven hundred fifty-four million, six hundred forty-five thousand, five hundred ninety-six".