255536572704 has 432 divisors, whose sum is σ = 808335938592. Its totient is φ = 70466113536.

The previous prime is 255536572693. The next prime is 255536572721. The reversal of 255536572704 is 407275635552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1096723372 + ... + 1096723604.

It is an arithmetic number, because the mean of its divisors is an integer number (1871148006).

Almost surely, 2^255536572704 is an apocalyptic number.

255536572704 is a gapful number since it is divisible by the number (24) 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 255536572704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404167969296).

255536572704 is an abundant number, since it is smaller than the sum of its proper divisors (552799365888).

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

255536572704 is a wasteful number, since it uses less digits than its factorization.

255536572704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 381 counting only the distinct ones).

The product of its (nonzero) digits is 8820000, while the sum is 51.

The spelling of 255536572704 in words is "two hundred fifty-five billion, five hundred thirty-six million, five hundred seventy-two thousand, seven hundred four".