2531922564 has 12 divisors (see below), whose sum is σ = 5907819344. Its totient is φ = 843974184.

The previous prime is 2531922529. The next prime is 2531922607. The reversal of 2531922564 is 4652291352.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105496762 + ... + 105496785.

Almost surely, 2^2531922564 is an apocalyptic number.

It is an amenable number.

2531922564 is an abundant number, since it is smaller than the sum of its proper divisors (3375896780).

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

2531922564 is a wasteful number, since it uses less digits than its factorization.

2531922564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210993554 (or 210993552 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The square root of 2531922564 is about 50318.2130445826. The cubic root of 2531922564 is about 1362.9611381222.

The spelling of 2531922564 in words is "two billion, five hundred thirty-one million, nine hundred twenty-two thousand, five hundred sixty-four".