255609551160 has 96 divisors (see below), whose sum is σ = 846405275040. Its totient is φ = 66876456192.

The previous prime is 255609551159. The next prime is 255609551207. The reversal of 255609551160 is 61155906552.

255609551160 is a `hidden beast` number, since 2 + 556 + 0 + 95 + 5 + 1 + 1 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6679284 + ... + 6717443.

It is an arithmetic number, because the mean of its divisors is an integer number (8816721615).

Almost surely, 2^255609551160 is an apocalyptic number.

255609551160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255609551160 is an abundant number, since it is smaller than the sum of its proper divisors (590795723880).

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

255609551160 is a wasteful number, since it uses less digits than its factorization.

255609551160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13396797 (or 13396790 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 45.

The spelling of 255609551160 in words is "two hundred fifty-five billion, six hundred nine million, five hundred fifty-one thousand, one hundred sixty".