13636500785799 has 16 divisors (see below), whose sum is σ = 20088553588992. Its totient is φ = 8184225534848.

The previous prime is 13636500785759. The next prime is 13636500785851. The reversal of 13636500785799 is 99758700563631.

It is a cyclic number.

It is not a de Polignac number, because 13636500785799 - 2¹⁷ = 13636500654727 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13636500785759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5812659009 + ... + 5812661354.

It is an arithmetic number, because the mean of its divisors is an integer number (1255534599312).

Almost surely, 2^{13636500785799} is an apocalyptic number.

13636500785799 is a deficient number, since it is larger than the sum of its proper divisors (6452052803193).

13636500785799 is a wasteful number, since it uses less digits than its factorization.

13636500785799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11625320406.

The product of its (nonzero) digits is 257191200, while the sum is 69.

The spelling of 13636500785799 in words is "thirteen trillion, six hundred thirty-six billion, five hundred million, seven hundred eighty-five thousand, seven hundred ninety-nine".