13666463315 has 16 divisors (see below), whose sum is σ = 16445522016. Its totient is φ = 10902700800.

The previous prime is 13666463299. The next prime is 13666463323. The reversal of 13666463315 is 51336466631.

It is not a de Polignac number, because 13666463315 - 2⁴ = 13666463299 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5597495 + ... + 5599935.

It is an arithmetic number, because the mean of its divisors is an integer number (1027845126).

Almost surely, 2^13666463315 is an apocalyptic number.

13666463315 is a deficient number, since it is larger than the sum of its proper divisors (2779058701).

13666463315 is a wasteful number, since it uses less digits than its factorization.

13666463315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5110.

The product of its digits is 699840, while the sum is 44.

The spelling of 13666463315 in words is "thirteen billion, six hundred sixty-six million, four hundred sixty-three thousand, three hundred fifteen".