13568280832 has 18 divisors (see below), whose sum is σ = 27083561078. Its totient is φ = 6784140288.

The previous prime is 13568280821. The next prime is 13568280863. The reversal of 13568280832 is 23808286531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10581002496 + 2987278336 = 102864^2 + 54656^2 .

It is a super-2 number, since 2×13568280832² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26500293 + ... + 26500804.

Almost surely, 2^13568280832 is an apocalyptic number.

It is an amenable number.

13568280832 is a deficient number, since it is larger than the sum of its proper divisors (13515280246).

13568280832 is an frugal number, since it uses more digits than its factorization.

13568280832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53001113 (or 53001099 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 13568280832 in words is "thirteen billion, five hundred sixty-eight million, two hundred eighty thousand, eight hundred thirty-two".