22525211410520 has 256 divisors, whose sum is σ = 64400125870080. Its totient is φ = 6897776486400.

The previous prime is 22525211410517. The next prime is 22525211410549. The reversal of 22525211410520 is 2501411252522.

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, 935770085 + ... + 935794155.

It is an arithmetic number, because the mean of its divisors is an integer number (251562991680).

Almost surely, 2^{22525211410520} is an apocalyptic number.

22525211410520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22525211410520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32200062935040).

22525211410520 is an abundant number, since it is smaller than the sum of its proper divisors (41874914459560).

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

22525211410520 is a wasteful number, since it uses less digits than its factorization.

22525211410520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32426 (or 32422 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 32.

The spelling of 22525211410520 in words is "twenty-two trillion, five hundred twenty-five billion, two hundred eleven million, four hundred ten thousand, five hundred twenty".