23166305255504 has 20 divisors (see below), whose sum is σ = 45347445470964. Its totient is φ = 11463738682368.

The previous prime is 23166305255477. The next prime is 23166305255519. The reversal of 23166305255504 is 40555250366132.

It can be written as a sum of positive squares in 2 ways, for example, as 7246045655104 + 15920259600400 = 2691848^2 + 3990020^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7463369987 + ... + 7463373090.

Almost surely, 2^{23166305255504} is an apocalyptic number.

It is an amenable number.

23166305255504 is a deficient number, since it is larger than the sum of its proper divisors (22181140215460).

23166305255504 is a wasteful number, since it uses less digits than its factorization.

23166305255504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14926743182 (or 14926743176 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 23166305255504 in words is "twenty-three trillion, one hundred sixty-six billion, three hundred five million, two hundred fifty-five thousand, five hundred four".