2522555631 has 12 divisors (see below), whose sum is σ = 3703424920. Its totient is φ = 1654134480.

The previous prime is 2522555587. The next prime is 2522555657. The reversal of 2522555631 is 1365552252.

2522555631 is a `hidden beast` number, since 2 + 52 + 25 + 556 + 31 = 666.

It is not a de Polignac number, because 2522555631 - 2¹⁰ = 2522554607 is a prime.

It is a super-2 number, since 2×2522555631² = 12726573822979616322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522555681) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2296861 + ... + 2297958.

Almost surely, 2^2522555631 is an apocalyptic number.

2522555631 is a deficient number, since it is larger than the sum of its proper divisors (1180869289).

2522555631 is a wasteful number, since it uses less digits than its factorization.

2522555631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4594886 (or 4594883 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 2522555631 is about 50225.0498357144. The cubic root of 2522555631 is about 1361.2782875781.

The spelling of 2522555631 in words is "two billion, five hundred twenty-two million, five hundred fifty-five thousand, six hundred thirty-one".