22722056352 has 36 divisors (see below), whose sum is σ = 64615848570. Its totient is φ = 7574018688.

The previous prime is 22722056321. The next prime is 22722056387. The reversal of 22722056352 is 25365022722.

22722056352 is a `hidden beast` number, since 2 + 2 + 72 + 20 + 563 + 5 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13877782416 + 8844273936 = 117804^2 + 94044^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39447727 + ... + 39448302.

Almost surely, 2^22722056352 is an apocalyptic number.

It is an amenable number.

22722056352 is an abundant number, since it is smaller than the sum of its proper divisors (41893792218).

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

22722056352 is a wasteful number, since it uses less digits than its factorization.

22722056352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78896045 (or 78896034 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 22722056352 in words is "twenty-two billion, seven hundred twenty-two million, fifty-six thousand, three hundred fifty-two".