22645804248 has 48 divisors (see below), whose sum is σ = 61895090400. Its totient is φ = 7479345600.

The previous prime is 22645804201. The next prime is 22645804277. The reversal of 22645804248 is 84240854622.

22645804248 is a `hidden beast` number, since 2 + 2 + 64 + 580 + 4 + 2 + 4 + 8 = 666.

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 11 ways as a sum of consecutive naturals, for example, 1434928 + ... + 1450623.

It is an arithmetic number, because the mean of its divisors is an integer number (1289481050).

Almost surely, 2^22645804248 is an apocalyptic number.

It is an amenable number.

22645804248 is an abundant number, since it is smaller than the sum of its proper divisors (39249286152).

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

22645804248 is a wasteful number, since it uses less digits than its factorization.

22645804248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885672 (or 2885665 counting only the distinct ones).

The product of its (nonzero) digits is 983040, while the sum is 45.

The spelling of 22645804248 in words is "twenty-two billion, six hundred forty-five million, eight hundred four thousand, two hundred forty-eight".