22475561472 has 1080 divisors, whose sum is σ = 88781996160. Its totient is φ = 5434490880.

The previous prime is 22475561417. The next prime is 22475561497. The reversal of 22475561472 is 27416557422.

22475561472 is a `hidden beast` number, since 2 + 2 + 47 + 5 + 561 + 47 + 2 = 666.

Its product of digits (940800) is a multiple of the sum of its prime divisors (75).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 725018097 + ... + 725018127.

It is an arithmetic number, because the mean of its divisors is an integer number (82205552).

Almost surely, 2^22475561472 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 22475561472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44390998080).

22475561472 is an abundant number, since it is smaller than the sum of its proper divisors (66306434688).

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

22475561472 is a wasteful number, since it uses less digits than its factorization.

22475561472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 75 counting only the distinct ones).

The product of its digits is 940800, while the sum is 45.

The spelling of 22475561472 in words is "twenty-two billion, four hundred seventy-five million, five hundred sixty-one thousand, four hundred seventy-two".