12456369332 has 24 divisors (see below), whose sum is σ = 23823861600. Its totient is φ = 5651624160.

The previous prime is 12456369329. The next prime is 12456369349. The reversal of 12456369332 is 23396365421.

It is a happy number.

It is a super-2 number, since 2×12456369332² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234707 + ... + 282842.

It is an arithmetic number, because the mean of its divisors is an integer number (992660900).

Almost surely, 2^12456369332 is an apocalyptic number.

It is an amenable number.

12456369332 is a deficient number, since it is larger than the sum of its proper divisors (11367492268).

12456369332 is a wasteful number, since it uses less digits than its factorization.

12456369332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518111 (or 518109 counting only the distinct ones).

The product of its digits is 699840, while the sum is 44.

The spelling of 12456369332 in words is "twelve billion, four hundred fifty-six million, three hundred sixty-nine thousand, three hundred thirty-two".