13920166964 has 24 divisors (see below), whose sum is σ = 27432120576. Its totient is φ = 6123240000.

The previous prime is 13920166963. The next prime is 13920166979. The reversal of 13920166964 is 46966102931.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13920166961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5101337 + ... + 5104064.

It is an arithmetic number, because the mean of its divisors is an integer number (1143005024).

Almost surely, 2^13920166964 is an apocalyptic number.

It is an amenable number.

13920166964 is a deficient number, since it is larger than the sum of its proper divisors (13511953612).

13920166964 is a wasteful number, since it uses less digits than its factorization.

13920166964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10205447 (or 10205445 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 47.

The spelling of 13920166964 in words is "thirteen billion, nine hundred twenty million, one hundred sixty-six thousand, nine hundred sixty-four".