22495599252 has 216 divisors, whose sum is σ = 70700011200. Its totient is φ = 5891408640.

The previous prime is 22495599131. The next prime is 22495599263. The reversal of 22495599252 is 25299559422.

22495599252 is a `hidden beast` number, since 2 + 2 + 49 + 5 + 599 + 2 + 5 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 4598824 + ... + 4603712.

Almost surely, 2^22495599252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22495599252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35350005600).

22495599252 is an abundant number, since it is smaller than the sum of its proper divisors (48204411948).

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

22495599252 is a wasteful number, since it uses less digits than its factorization.

22495599252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4987 (or 4951 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 54.

The spelling of 22495599252 in words is "twenty-two billion, four hundred ninety-five million, five hundred ninety-nine thousand, two hundred fifty-two".