12364665634 has 32 divisors (see below), whose sum is σ = 19789329024. Its totient is φ = 5781135360.

The previous prime is 12364665619. The next prime is 12364665659. The reversal of 12364665634 is 43656646321.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 680994 + ... + 698914.

It is an arithmetic number, because the mean of its divisors is an integer number (618416532).

Almost surely, 2^12364665634 is an apocalyptic number.

12364665634 is a deficient number, since it is larger than the sum of its proper divisors (7424663390).

12364665634 is a wasteful number, since it uses less digits than its factorization.

12364665634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18282.

The product of its digits is 1866240, while the sum is 46.

The spelling of 12364665634 in words is "twelve billion, three hundred sixty-four million, six hundred sixty-five thousand, six hundred thirty-four".