255577713164 has 24 divisors (see below), whose sum is σ = 457739454480. Its totient is φ = 124796012544.

The previous prime is 255577713143. The next prime is 255577713169. The reversal of 255577713164 is 461317775552.

It is a super-2 number, since 2×255577713164² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255577713169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925292 + ... + 1169324.

It is an arithmetic number, because the mean of its divisors is an integer number (19072477270).

Almost surely, 2^255577713164 is an apocalyptic number.

It is an amenable number.

255577713164 is a deficient number, since it is larger than the sum of its proper divisors (202161741316).

255577713164 is a wasteful number, since it uses less digits than its factorization.

255577713164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250169 (or 250167 counting only the distinct ones).

The product of its digits is 6174000, while the sum is 53.

The spelling of 255577713164 in words is "two hundred fifty-five billion, five hundred seventy-seven million, seven hundred thirteen thousand, one hundred sixty-four".