255604406552 has 24 divisors (see below), whose sum is σ = 526788009300. Its totient is φ = 116183820720.

The previous prime is 255604406549. The next prime is 255604406569.

255604406552 is nontrivially palindromic in base 10.

255604406552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×255604406552² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132026102 + ... + 132028037.

Almost surely, 2^255604406552 is an apocalyptic number.

255604406552 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

255604406552 is an abundant number, since it is smaller than the sum of its proper divisors (271183602748).

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

255604406552 is a wasteful number, since it uses less digits than its factorization.

255604406552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264054167 (or 264054152 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 44.

The spelling of 255604406552 in words is "two hundred fifty-five billion, six hundred four million, four hundred six thousand, five hundred fifty-two".