2311563132 has 18 divisors (see below), whose sum is σ = 5843118008. Its totient is φ = 770521032.

The previous prime is 2311563103. The next prime is 2311563157. The reversal of 2311563132 is 2313651132.

2311563132 is a `hidden beast` number, since 23 + 1 + 1 + 5 + 631 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2311563132² = 10686648226443298848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2311563096 and 2311563105.

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, 32105008 + ... + 32105079.

Almost surely, 2^2311563132 is an apocalyptic number.

It is an amenable number.

2311563132 is an abundant number, since it is smaller than the sum of its proper divisors (3531554876).

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

2311563132 is a wasteful number, since it uses less digits than its factorization.

2311563132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64210097 (or 64210092 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 2311563132 is about 48078.7180777524. The cubic root of 2311563132 is about 1322.2145127479.

The spelling of 2311563132 in words is "two billion, three hundred eleven million, five hundred sixty-three thousand, one hundred thirty-two".