22504250205544 has 16 divisors (see below), whose sum is σ = 42203302048800. Its totient is φ = 11250036325872.

The previous prime is 22504250205509. The next prime is 22504250205551. The reversal of 22504250205544 is 44550205240522.

It is a junction number, because it is equal to n+sod(n) for n = 22504250205497 and 22504250205506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261051324 + ... + 261137515.

It is an arithmetic number, because the mean of its divisors is an integer number (2637706378050).

Almost surely, 2^{22504250205544} is an apocalyptic number.

It is an amenable number.

22504250205544 is a deficient number, since it is larger than the sum of its proper divisors (19699051843256).

22504250205544 is a wasteful number, since it uses less digits than its factorization.

22504250205544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522194232 (or 522194228 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 40.

The spelling of 22504250205544 in words is "twenty-two trillion, five hundred four billion, two hundred fifty million, two hundred five thousand, five hundred forty-four".