255550132125 has 96 divisors (see below), whose sum is σ = 466147075680. Its totient is φ = 134680320000.

The previous prime is 255550132063. The next prime is 255550132151. The reversal of 255550132125 is 521231055552.

255550132125 is a `hidden beast` number, since 2 + 55 + 550 + 1 + 32 + 1 + 25 = 666.

It can be written as a sum of positive squares in 16 ways, for example, as 75711374649 + 179838757476 = 275157^2 + 424074^2 .

It is not a de Polignac number, because 255550132125 - 2⁸ = 255550131869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255550132125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 49170027 + ... + 49175223.

It is an arithmetic number, because the mean of its divisors is an integer number (4855698705).

Almost surely, 2^255550132125 is an apocalyptic number.

255550132125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255550132125 is a deficient number, since it is larger than the sum of its proper divisors (210596943555).

255550132125 is a wasteful number, since it uses less digits than its factorization.

255550132125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5728 (or 5715 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

Adding to 255550132125 its reverse (521231055552), we get a palindrome (776781187677).

The spelling of 255550132125 in words is "two hundred fifty-five billion, five hundred fifty million, one hundred thirty-two thousand, one hundred twenty-five".