255656523104 has 96 divisors (see below), whose sum is σ = 526667248800. Its totient is φ = 122005094400.

The previous prime is 255656523071. The next prime is 255656523137. The reversal of 255656523104 is 401325656552.

It is an interprime number because it is at equal distance from previous prime (255656523071) and next prime (255656523137).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72075059 + ... + 72078605.

It is an arithmetic number, because the mean of its divisors is an integer number (5486117175).

Almost surely, 2^255656523104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255656523104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263333624400).

255656523104 is an abundant number, since it is smaller than the sum of its proper divisors (271010725696).

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

255656523104 is a wasteful number, since it uses less digits than its factorization.

255656523104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456 (or 4448 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 255656523104 in words is "two hundred fifty-five billion, six hundred fifty-six million, five hundred twenty-three thousand, one hundred four".