5215511232 has 42 divisors (see below), whose sum is σ = 14949322908. Its totient is φ = 1738503552.

The previous prime is 5215511221. The next prime is 5215511233. The reversal of 5215511232 is 2321155125.

It is a super-2 number, since 2×5215511232² = 54403114822236315648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5215511196 and 5215511205.

It is not an unprimeable number, because it can be changed into a prime (5215511233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4526778 + ... + 4527929.

Almost surely, 2^5215511232 is an apocalyptic number.

It is an amenable number.

5215511232 is an abundant number, since it is smaller than the sum of its proper divisors (9733811676).

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

5215511232 is a wasteful number, since it uses less digits than its factorization.

5215511232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9054725 (or 9054712 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 5215511232 is about 72218.4964673178. The cubic root of 5215511232 is about 1734.1991206622.

Adding to 5215511232 its reverse (2321155125), we get a palindrome (7536666357).

The spelling of 5215511232 in words is "five billion, two hundred fifteen million, five hundred eleven thousand, two hundred thirty-two".