256753651123150 has 24 divisors (see below), whose sum is σ = 478500026482440. Its totient is φ = 102499689396960.

The previous prime is 256753651123139. The next prime is 256753651123201. The reversal of 256753651123150 is 51321156357652.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 5044250604 + ... + 5044301503.

It is an arithmetic number, because the mean of its divisors is an integer number (19937501103435).

Almost surely, 2^{256753651123150} is an apocalyptic number.

256753651123150 is a deficient number, since it is larger than the sum of its proper divisors (221746375359290).

256753651123150 is a wasteful number, since it uses less digits than its factorization.

256753651123150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10088552628 (or 10088552623 counting only the distinct ones).

The product of its (nonzero) digits is 5670000, while the sum is 52.

The spelling of 256753651123150 in words is "two hundred fifty-six trillion, seven hundred fifty-three billion, six hundred fifty-one million, one hundred twenty-three thousand, one hundred fifty".