36630638197687 has 16 divisors (see below), whose sum is σ = 37008434907072. Its totient is φ = 36254595444480.

The previous prime is 36630638197627. The next prime is 36630638197759. The reversal of 36630638197687 is 78679183603663.

It is a cyclic number.

It is not a de Polignac number, because 36630638197687 - 2²⁷ = 36630503979959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36630638197627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64718838 + ... + 65282380.

It is an arithmetic number, because the mean of its divisors is an integer number (2313027181692).

Almost surely, 2^{36630638197687} is an apocalyptic number.

36630638197687 is a deficient number, since it is larger than the sum of its proper divisors (377796709385).

36630638197687 is a wasteful number, since it uses less digits than its factorization.

36630638197687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565098.

The product of its (nonzero) digits is 987614208, while the sum is 73.

The spelling of 36630638197687 in words is "thirty-six trillion, six hundred thirty billion, six hundred thirty-eight million, one hundred ninety-seven thousand, six hundred eighty-seven".