23605285668 has 24 divisors (see below), whose sum is σ = 56855742720. Its totient is φ = 7614608160.

The previous prime is 23605285667. The next prime is 23605285679. The reversal of 23605285668 is 86658250632.

It is a super-2 number, since 2×23605285668² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23605285668.

It is not an unprimeable number, because it can be changed into a prime (23605285667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31727163 + ... + 31727906.

It is an arithmetic number, because the mean of its divisors is an integer number (2368989280).

Almost surely, 2^23605285668 is an apocalyptic number.

It is an amenable number.

23605285668 is an abundant number, since it is smaller than the sum of its proper divisors (33250457052).

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

23605285668 is a wasteful number, since it uses less digits than its factorization.

23605285668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63455107 (or 63455105 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 51.

The spelling of 23605285668 in words is "twenty-three billion, six hundred five million, two hundred eighty-five thousand, six hundred sixty-eight".