22561454155242 has 32 divisors (see below), whose sum is σ = 45556040376000. Its totient is φ = 7448354103168.

The previous prime is 22561454155223. The next prime is 22561454155277. The reversal of 22561454155242 is 24255145416522.

It is a junction number, because it is equal to n+sod(n) for n = 22561454155191 and 22561454155200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5701992 + ... + 8811107.

It is an arithmetic number, because the mean of its divisors is an integer number (1423626261750).

Almost surely, 2^{22561454155242} is an apocalyptic number.

22561454155242 is an abundant number, since it is smaller than the sum of its proper divisors (22994586220758).

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

22561454155242 is a wasteful number, since it uses less digits than its factorization.

22561454155242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14515590.

The product of its digits is 3840000, while the sum is 48.

The spelling of 22561454155242 in words is "twenty-two trillion, five hundred sixty-one billion, four hundred fifty-four million, one hundred fifty-five thousand, two hundred forty-two".