13912639004 has 48 divisors (see below), whose sum is σ = 27739224576. Its totient is φ = 6043752000.

The previous prime is 13912638979. The next prime is 13912639007. The reversal of 13912639004 is 40093621931.

It is a super-2 number, since 2×13912639004² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13912639007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311329 + ... + 1321895.

It is an arithmetic number, because the mean of its divisors is an integer number (577900512).

Almost surely, 2^13912639004 is an apocalyptic number.

It is an amenable number.

13912639004 is a deficient number, since it is larger than the sum of its proper divisors (13826585572).

13912639004 is a wasteful number, since it uses less digits than its factorization.

13912639004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11906 (or 11904 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 13912639004 in words is "thirteen billion, nine hundred twelve million, six hundred thirty-nine thousand, four".