22561453260552 has 128 divisors (see below), whose sum is σ = 57422941240320. Its totient is φ = 7385925600000.

The previous prime is 22561453260551. The next prime is 22561453260587. The reversal of 22561453260552 is 25506235416522.

It is not an unprimeable number, because it can be changed into a prime (22561453260551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252877983 + ... + 252967185.

It is an arithmetic number, because the mean of its divisors is an integer number (448616728440).

Almost surely, 2^{22561453260552} is an apocalyptic number.

It is an amenable number.

22561453260552 is an abundant number, since it is smaller than the sum of its proper divisors (34861487979768).

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

22561453260552 is a wasteful number, since it uses less digits than its factorization.

22561453260552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90155 (or 90151 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 22561453260552 in words is "twenty-two trillion, five hundred sixty-one billion, four hundred fifty-three million, two hundred sixty thousand, five hundred fifty-two".