255506071250 has 20 divisors (see below), whose sum is σ = 478920582294. Its totient is φ = 102202428000.

The previous prime is 255506071213. The next prime is 255506071253. The reversal of 255506071250 is 52170605552.

It can be written as a sum of positive squares in 5 ways, for example, as 56516028361 + 198990042889 = 237731^2 + 446083^2 .

It is a super-2 number, since 2×255506071250² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255506071253) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 102201179 + ... + 102203678.

Almost surely, 2^255506071250 is an apocalyptic number.

255506071250 is a deficient number, since it is larger than the sum of its proper divisors (223414511044).

255506071250 is an equidigital number, since it uses as much as digits as its factorization.

255506071250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204404879 (or 204404864 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 38.

The spelling of 255506071250 in words is "two hundred fifty-five billion, five hundred six million, seventy-one thousand, two hundred fifty".