256632633150 has 24 divisors (see below), whose sum is σ = 636448930584. Its totient is φ = 68435368800.

The previous prime is 256632633139. The next prime is 256632633157. The reversal of 256632633150 is 51336236652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256632633157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 855441961 + ... + 855442260.

It is an arithmetic number, because the mean of its divisors is an integer number (26518705441).

Almost surely, 2^256632633150 is an apocalyptic number.

256632633150 is an abundant number, since it is smaller than the sum of its proper divisors (379816297434).

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

256632633150 is a wasteful number, since it uses less digits than its factorization.

256632633150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710884236 (or 1710884231 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 42.

The spelling of 256632633150 in words is "two hundred fifty-six billion, six hundred thirty-two million, six hundred thirty-three thousand, one hundred fifty".