5643630460 has 48 divisors (see below), whose sum is σ = 13060133856. Its totient is φ = 2035337472.

The previous prime is 5643630407. The next prime is 5643630479. The reversal of 5643630460 is 640363465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241219 + ... + 263578.

It is an arithmetic number, because the mean of its divisors is an integer number (272086122).

Almost surely, 2^5643630460 is an apocalyptic number.

It is an amenable number.

5643630460 is an abundant number, since it is smaller than the sum of its proper divisors (7416503396).

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

5643630460 is a wasteful number, since it uses less digits than its factorization.

5643630460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504862 (or 504860 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

The square root of 5643630460 is about 75124.1003939481. The cubic root of 5643630460 is about 1780.4079421019.

The spelling of 5643630460 in words is "five billion, six hundred forty-three million, six hundred thirty thousand, four hundred sixty".