22525243776 has 512 divisors, whose sum is σ = 79648128000. Its totient is φ = 6131220480.

The previous prime is 22525243739. The next prime is 22525243781. The reversal of 22525243776 is 67734252522.

22525243776 is a `hidden beast` number, since 2 + 2 + 52 + 524 + 3 + 7 + 76 = 666.

It is a zygodrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68051931 + ... + 68052261.

It is an arithmetic number, because the mean of its divisors is an integer number (155562750).

Almost surely, 2^22525243776 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 22525243776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39824064000).

22525243776 is an abundant number, since it is smaller than the sum of its proper divisors (57122884224).

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

22525243776 is a wasteful number, since it uses less digits than its factorization.

22525243776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487 (or 469 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 45.

The spelling of 22525243776 in words is "twenty-two billion, five hundred twenty-five million, two hundred forty-three thousand, seven hundred seventy-six".