255135346164 has 36 divisors (see below), whose sum is σ = 645076426176. Its totient is φ = 85025207568.

The previous prime is 255135346117. The next prime is 255135346177. The reversal of 255135346164 is 461643531552.

It is a happy number.

255135346164 is a `hidden beast` number, since 2 + 5 + 51 + 3 + 534 + 6 + 1 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673164 + ... + 981539.

It is an arithmetic number, because the mean of its divisors is an integer number (17918789616).

Almost surely, 2^255135346164 is an apocalyptic number.

It is an amenable number.

255135346164 is an abundant number, since it is smaller than the sum of its proper divisors (389941080012).

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

255135346164 is a wasteful number, since it uses less digits than its factorization.

255135346164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658996 (or 1658991 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 45.

The spelling of 255135346164 in words is "two hundred fifty-five billion, one hundred thirty-five million, three hundred forty-six thousand, one hundred sixty-four".