12386322564 has 48 divisors (see below), whose sum is σ = 36032941056. Its totient is φ = 3217226400.

The previous prime is 12386322539. The next prime is 12386322581. The reversal of 12386322564 is 46522368321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6701632 + ... + 6703479.

It is an arithmetic number, because the mean of its divisors is an integer number (750686272).

Almost surely, 2^12386322564 is an apocalyptic number.

12386322564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12386322564 is an abundant number, since it is smaller than the sum of its proper divisors (23646618492).

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

12386322564 is a wasteful number, since it uses less digits than its factorization.

12386322564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13405136 (or 13405134 counting only the distinct ones).

The product of its digits is 414720, while the sum is 42.

The spelling of 12386322564 in words is "twelve billion, three hundred eighty-six million, three hundred twenty-two thousand, five hundred sixty-four".