13516806663 has 64 divisors (see below), whose sum is σ = 22153331200. Its totient is φ = 8112545280.

The previous prime is 13516806623. The next prime is 13516806673. The reversal of 13516806663 is 36660861531.

It is not a de Polignac number, because 13516806663 - 2⁶ = 13516806599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13516806613) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 807903 + ... + 824463.

It is an arithmetic number, because the mean of its divisors is an integer number (346145800).

Almost surely, 2^13516806663 is an apocalyptic number.

13516806663 is a deficient number, since it is larger than the sum of its proper divisors (8636524537).

13516806663 is a wasteful number, since it uses less digits than its factorization.

13516806663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16669 (or 16663 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 13516806663 in words is "thirteen billion, five hundred sixteen million, eight hundred six thousand, six hundred sixty-three".