13166506604 has 24 divisors (see below), whose sum is σ = 23757252288. Its totient is φ = 6381058320.

The previous prime is 13166506537. The next prime is 13166506621. The reversal of 13166506604 is 40660566131.

It is a super-2 number, since 2×13166506604² (a number of 21 digits) contains 22 as substring.

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, 269642 + ... + 314705.

It is an arithmetic number, because the mean of its divisors is an integer number (989885512).

Almost surely, 2^13166506604 is an apocalyptic number.

It is an amenable number.

13166506604 is a deficient number, since it is larger than the sum of its proper divisors (10590745684).

13166506604 is a wasteful number, since it uses less digits than its factorization.

13166506604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584525 (or 584523 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 13166506604 in words is "thirteen billion, one hundred sixty-six million, five hundred six thousand, six hundred four".