255627450537 has 4 divisors (see below), whose sum is σ = 340836600720. Its totient is φ = 170418300356.

The previous prime is 255627450509. The next prime is 255627450541. The reversal of 255627450537 is 735054726552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 255627450537 - 2³¹ = 253479966889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255627450537.

It is not an unprimeable number, because it can be changed into a prime (255627450577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42604575087 + ... + 42604575092.

It is an arithmetic number, because the mean of its divisors is an integer number (85209150180).

Almost surely, 2^255627450537 is an apocalyptic number.

It is an amenable number.

255627450537 is a deficient number, since it is larger than the sum of its proper divisors (85209150183).

255627450537 is an equidigital number, since it uses as much as digits as its factorization.

255627450537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85209150182.

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

The spelling of 255627450537 in words is "two hundred fifty-five billion, six hundred twenty-seven million, four hundred fifty thousand, five hundred thirty-seven".