256459027150 has 24 divisors (see below), whose sum is σ = 479115194040. Its totient is φ = 102131696160.

The previous prime is 256459027129. The next prime is 256459027163. The reversal of 256459027150 is 51720954652.

It is a self number, because there is not a number n which added to its sum of digits gives 256459027150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11286405 + ... + 11309104.

It is an arithmetic number, because the mean of its divisors is an integer number (19963133085).

Almost surely, 2^256459027150 is an apocalyptic number.

256459027150 is a deficient number, since it is larger than the sum of its proper divisors (222656166890).

256459027150 is a wasteful number, since it uses less digits than its factorization.

256459027150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22595748 (or 22595743 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 46.

The spelling of 256459027150 in words is "two hundred fifty-six billion, four hundred fifty-nine million, twenty-seven thousand, one hundred fifty".