255166536 has 32 divisors (see below), whose sum is σ = 646659360. Its totient is φ = 83889792.

The previous prime is 255166517. The next prime is 255166547. The reversal of 255166536 is 635661552.

It is a super-2 number, since 2×255166536² = 130219922188478592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 255166494 and 255166503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71070 + ... + 74573.

It is an arithmetic number, because the mean of its divisors is an integer number (20208105).

Almost surely, 2^255166536 is an apocalyptic number.

It is an amenable number.

255166536 is an abundant number, since it is smaller than the sum of its proper divisors (391492824).

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

255166536 is a wasteful number, since it uses less digits than its factorization.

255166536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145725 (or 145721 counting only the distinct ones).

The product of its digits is 162000, while the sum is 39.

The square root of 255166536 is about 15973.9330160108. The cubic root of 255166536 is about 634.2705874278.

The spelling of 255166536 in words is "two hundred fifty-five million, one hundred sixty-six thousand, five hundred thirty-six".