22650532664 has 32 divisors (see below), whose sum is σ = 45745827840. Its totient is φ = 10483413600.

The previous prime is 22650532547. The next prime is 22650532717. The reversal of 22650532664 is 46623505622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1979792 + ... + 1991199.

It is an arithmetic number, because the mean of its divisors is an integer number (1429557120).

Almost surely, 2^22650532664 is an apocalyptic number.

It is an amenable number.

22650532664 is an abundant number, since it is smaller than the sum of its proper divisors (23095295176).

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

22650532664 is a wasteful number, since it uses less digits than its factorization.

22650532664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971051 (or 3971047 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 22650532664 in words is "twenty-two billion, six hundred fifty million, five hundred thirty-two thousand, six hundred sixty-four".