2521644112 has 40 divisors (see below), whose sum is σ = 5264663040. Its totient is φ = 1163137920.

The previous prime is 2521644079. The next prime is 2521644113. The reversal of 2521644112 is 2114461252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521644113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536589 + ... + 541267.

It is an arithmetic number, because the mean of its divisors is an integer number (131616576).

Almost surely, 2^2521644112 is an apocalyptic number.

It is an amenable number.

2521644112 is an abundant number, since it is smaller than the sum of its proper divisors (2743018928).

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

2521644112 is a wasteful number, since it uses less digits than its factorization.

2521644112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7291 (or 7285 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 2521644112 is about 50215.9746694217. The cubic root of 2521644112 is about 1361.1143030201.

The spelling of 2521644112 in words is "two billion, five hundred twenty-one million, six hundred forty-four thousand, one hundred twelve".