22522236948 has 90 divisors (see below), whose sum is σ = 62139814506. Its totient is φ = 7112248416.

The previous prime is 22522236941. The next prime is 22522236949. The reversal of 22522236948 is 84963222522.

22522236948 is a `hidden beast` number, since 2 + 2 + 522 + 2 + 36 + 94 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14246332164 + 8275904784 = 119358^2 + 90972^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22522236941) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 20686 + ... + 213242.

Almost surely, 2^22522236948 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 22522236948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31069907253).

22522236948 is an abundant number, since it is smaller than the sum of its proper divisors (39617577558).

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

22522236948 is a wasteful number, since it uses less digits than its factorization.

22522236948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192611 (or 192581 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The spelling of 22522236948 in words is "twenty-two billion, five hundred twenty-two million, two hundred thirty-six thousand, nine hundred forty-eight".