5638963524 has 12 divisors (see below), whose sum is σ = 13157581584. Its totient is φ = 1879654504.

The previous prime is 5638963481. The next prime is 5638963591. The reversal of 5638963524 is 4253698365.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234956802 + ... + 234956825.

It is an arithmetic number, because the mean of its divisors is an integer number (1096465132).

Almost surely, 2^5638963524 is an apocalyptic number.

It is an amenable number.

5638963524 is an abundant number, since it is smaller than the sum of its proper divisors (7518618060).

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

5638963524 is a wasteful number, since it uses less digits than its factorization.

5638963524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469913634 (or 469913632 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 51.

The square root of 5638963524 is about 75093.0324597429. The cubic root of 5638963524 is about 1779.9170440656.

The spelling of 5638963524 in words is "five billion, six hundred thirty-eight million, nine hundred sixty-three thousand, five hundred twenty-four".