2552615544 has 64 divisors (see below), whose sum is σ = 6431639040. Its totient is φ = 844220160.

The previous prime is 2552615503. The next prime is 2552615551. The reversal of 2552615544 is 4455162552.

It is a super-2 number, since 2×2552615544² = 13031692230940831872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2313697 + ... + 2314799.

It is an arithmetic number, because the mean of its divisors is an integer number (100494360).

Almost surely, 2^2552615544 is an apocalyptic number.

2552615544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2552615544 is an abundant number, since it is smaller than the sum of its proper divisors (3879023496).

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

2552615544 is a wasteful number, since it uses less digits than its factorization.

2552615544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780 (or 1776 counting only the distinct ones).

The product of its digits is 240000, while the sum is 39.

The square root of 2552615544 is about 50523.4157990134. The cubic root of 2552615544 is about 1366.6641528673.

The spelling of 2552615544 in words is "two billion, five hundred fifty-two million, six hundred fifteen thousand, five hundred forty-four".