5639102464 has 84 divisors (see below), whose sum is σ = 11836258776. Its totient is φ = 2681372672.

The previous prime is 5639102437. The next prime is 5639102477. The reversal of 5639102464 is 4642019365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32595882 + ... + 32596054.

Almost surely, 2^5639102464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5639102464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5918129388).

5639102464 is an abundant number, since it is smaller than the sum of its proper divisors (6197156312).

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

5639102464 is an frugal number, since it uses more digits than its factorization.

5639102464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 5639102464 is about 75093.9575731630. The cubic root of 5639102464 is about 1779.9316625702.

The spelling of 5639102464 in words is "five billion, six hundred thirty-nine million, one hundred two thousand, four hundred sixty-four".