22225741632 has 70 divisors (see below), whose sum is σ = 65884076258. Its totient is φ = 7408578816.

The previous prime is 22225741589. The next prime is 22225741633. The reversal of 22225741632 is 23614752222.

22225741632 is a `hidden beast` number, since 2 + 2 + 22 + 574 + 1 + 63 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 22148582976 + 77158656 = 148824^2 + 8784^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22225741633) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2138503 + ... + 2148870.

Almost surely, 2^22225741632 is an apocalyptic number.

It is an amenable number.

22225741632 is an abundant number, since it is smaller than the sum of its proper divisors (43658334626).

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

22225741632 is an equidigital number, since it uses as much as digits as its factorization.

22225741632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4287397 (or 4287378 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The spelling of 22225741632 in words is "twenty-two billion, two hundred twenty-five million, seven hundred forty-one thousand, six hundred thirty-two".