255650544574488 has 896 divisors, whose sum is σ = 875718007603200. Its totient is φ = 68359139481600.

The previous prime is 255650544574459. The next prime is 255650544574501. The reversal of 255650544574488 is 884475445056552.

255650544574488 is a `hidden beast` number, since 2 + 5 + 5 + 6 + 5 + 0 + 5 + 4 + 4 + 574 + 48 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 10939718068 + ... + 10939741436.

Almost surely, 2^{255650544574488} is an apocalyptic number.

255650544574488 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255650544574488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437859003801600).

255650544574488 is an abundant number, since it is smaller than the sum of its proper divisors (620067463028712).

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

255650544574488 is a wasteful number, since it uses less digits than its factorization.

255650544574488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23675 (or 23656 counting only the distinct ones).

The product of its (nonzero) digits is 4300800000, while the sum is 72.

The spelling of 255650544574488 in words is "two hundred fifty-five trillion, six hundred fifty billion, five hundred forty-four million, five hundred seventy-four thousand, four hundred eighty-eight".