22448580957 has 48 divisors (see below), whose sum is σ = 37537344000. Its totient is φ = 12793022880.

The previous prime is 22448580919. The next prime is 22448581009. The reversal of 22448580957 is 75908584422.

22448580957 is a `hidden beast` number, since 2 + 2 + 4 + 4 + 8 + 580 + 9 + 57 = 666.

It is not a de Polignac number, because 22448580957 - 2²⁰ = 22447532381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22448500957) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50794 + ... + 217892.

It is an arithmetic number, because the mean of its divisors is an integer number (782028000).

Almost surely, 2^22448580957 is an apocalyptic number.

It is an amenable number.

22448580957 is a deficient number, since it is larger than the sum of its proper divisors (15088763043).

22448580957 is a wasteful number, since it uses less digits than its factorization.

22448580957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167198 (or 167195 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 54.

The spelling of 22448580957 in words is "twenty-two billion, four hundred forty-eight million, five hundred eighty thousand, nine hundred fifty-seven".