5581216132 has 12 divisors (see below), whose sum is σ = 9994271056. Its totient is φ = 2725710120.

The previous prime is 5581216103. The next prime is 5581216169. The reversal of 5581216132 is 2316121855.

It is a super-2 number, since 2×5581216132² = 62299947024194082848, which contains 22 as substring.

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, 16224294 + ... + 16224637.

Almost surely, 2^5581216132 is an apocalyptic number.

It is an amenable number.

5581216132 is a deficient number, since it is larger than the sum of its proper divisors (4413054924).

5581216132 is a wasteful number, since it uses less digits than its factorization.

5581216132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32448978 (or 32448976 counting only the distinct ones).

The product of its digits is 14400, while the sum is 34.

The square root of 5581216132 is about 74707.5373171944. The cubic root of 5581216132 is about 1773.8202708473.

Adding to 5581216132 its reverse (2316121855), we get a palindrome (7897337987).

The spelling of 5581216132 in words is "five billion, five hundred eighty-one million, two hundred sixteen thousand, one hundred thirty-two".