12366663723572 has 12 divisors (see below), whose sum is σ = 21643467027840. Its totient is φ = 6182816001336.

The previous prime is 12366663723563. The next prime is 12366663723581. The reversal of 12366663723572 is 27532736666321.

It is an interprime number because it is at equal distance from previous prime (12366663723563) and next prime (12366663723581).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 128911172 + ... + 129007067.

It is an arithmetic number, because the mean of its divisors is an integer number (1803622252320).

Almost surely, 2^{12366663723572} is an apocalyptic number.

It is an amenable number.

12366663723572 is a deficient number, since it is larger than the sum of its proper divisors (9276803304268).

12366663723572 is a wasteful number, since it uses less digits than its factorization.

12366663723572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257930230 (or 257930228 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 59.

The spelling of 12366663723572 in words is "twelve trillion, three hundred sixty-six billion, six hundred sixty-three million, seven hundred twenty-three thousand, five hundred seventy-two".