13636650664 has 64 divisors (see below), whose sum is σ = 33125500800. Its totient is φ = 5110781184.

The previous prime is 13636650661. The next prime is 13636650689. The reversal of 13636650664 is 46605663631.

13636650664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13636650661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479107 + ... + 506770.

It is an arithmetic number, because the mean of its divisors is an integer number (517585950).

Almost surely, 2^13636650664 is an apocalyptic number.

13636650664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13636650664 is an abundant number, since it is smaller than the sum of its proper divisors (19488850136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13636650664 is a wasteful number, since it uses less digits than its factorization.

13636650664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985922 (or 985918 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 46.

The spelling of 13636650664 in words is "thirteen billion, six hundred thirty-six million, six hundred fifty thousand, six hundred sixty-four".