13979546312 has 32 divisors (see below), whose sum is σ = 26960222520. Its totient is φ = 6790717440.

The previous prime is 13979546299. The next prime is 13979546323. The reversal of 13979546312 is 21364597931.

13979546312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 12484486756 + 1495059556 = 111734^2 + 38666^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165512 + ... + 235272.

Almost surely, 2^13979546312 is an apocalyptic number.

It is an amenable number.

13979546312 is a deficient number, since it is larger than the sum of its proper divisors (12980676208).

13979546312 is a wasteful number, since it uses less digits than its factorization.

13979546312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70481 (or 70477 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 50.

The spelling of 13979546312 in words is "thirteen billion, nine hundred seventy-nine million, five hundred forty-six thousand, three hundred twelve".