22649718125584 has 75 divisors (see below), whose sum is σ = 48276821696365. Its totient is φ = 10294279402880.

The previous prime is 22649718125539. The next prime is 22649718125599. The reversal of 22649718125584 is 48552181794622.

The square root of 22649718125584 is 4759172.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 11792218640400 + 10857499485184 = 3433980^2 + 3295072^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 2303434332 + ... + 2303444164.

Almost surely, 2^{22649718125584} is an apocalyptic number.

22649718125584 is the 4759172-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22649718125584

22649718125584 is an abundant number, since it is smaller than the sum of its proper divisors (25627103570781).

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

22649718125584 is an frugal number, since it uses more digits than its factorization.

22649718125584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19718 (or 9846 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 64.

The spelling of 22649718125584 in words is "twenty-two trillion, six hundred forty-nine billion, seven hundred eighteen million, one hundred twenty-five thousand, five hundred eighty-four".