255372115236 has 96 divisors (see below), whose sum is σ = 727533327360. Its totient is φ = 68091560064.

The previous prime is 255372115223. The next prime is 255372115247. The reversal of 255372115236 is 632511273552.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1087155 + ... + 1301018.

It is an arithmetic number, because the mean of its divisors is an integer number (7578472160).

Almost surely, 2^255372115236 is an apocalyptic number.

It is an amenable number.

255372115236 is an abundant number, since it is smaller than the sum of its proper divisors (472161212124).

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

255372115236 is a wasteful number, since it uses less digits than its factorization.

255372115236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388273 (or 2388271 counting only the distinct ones).

The product of its digits is 378000, while the sum is 42.

Adding to 255372115236 its reverse (632511273552), we get a palindrome (887883388788).

The spelling of 255372115236 in words is "two hundred fifty-five billion, three hundred seventy-two million, one hundred fifteen thousand, two hundred thirty-six".