12937229268478 has 16 divisors (see below), whose sum is σ = 19931777110944. Its totient is φ = 6293329020000.

The previous prime is 12937229268451. The next prime is 12937229268487. The reversal of 12937229268478 is 87486292273921.

It is a super-2 number, since 2×12937229268478² (a number of 27 digits) contains 22 as substring.

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, 5339325 + ... + 7374472.

It is an arithmetic number, because the mean of its divisors is an integer number (1245736069434).

Almost surely, 2^{12937229268478} is an apocalyptic number.

12937229268478 is a deficient number, since it is larger than the sum of its proper divisors (6994547842466).

12937229268478 is a wasteful number, since it uses less digits than its factorization.

12937229268478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12727587.

The product of its digits is 292626432, while the sum is 70.

The spelling of 12937229268478 in words is "twelve trillion, nine hundred thirty-seven billion, two hundred twenty-nine million, two hundred sixty-eight thousand, four hundred seventy-eight".