5215317648 has 80 divisors (see below), whose sum is σ = 13580083200. Its totient is φ = 1724664960.

The previous prime is 5215317637. The next prime is 5215317683. The reversal of 5215317648 is 8467135125.

It is a happy 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, 5674533 + ... + 5675451.

It is an arithmetic number, because the mean of its divisors is an integer number (169751040).

Almost surely, 2^5215317648 is an apocalyptic number.

It is an amenable number.

5215317648 is an abundant number, since it is smaller than the sum of its proper divisors (8364765552).

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

5215317648 is a wasteful number, since it uses less digits than its factorization.

5215317648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740 (or 1734 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 5215317648 is about 72217.1561888171. The cubic root of 5215317648 is about 1734.1776643216.

The spelling of 5215317648 in words is "five billion, two hundred fifteen million, three hundred seventeen thousand, six hundred forty-eight".