22561331053553 has 8 divisors (see below), whose sum is σ = 23542587361728. Its totient is φ = 21580102151344.

The previous prime is 22561331053493. The next prime is 22561331053559. The reversal of 22561331053553 is 35535013316522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22561331053553 - 2¹⁴ = 22561331037169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22561331053559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5160350 + ... + 8470647.

It is an arithmetic number, because the mean of its divisors is an integer number (2942823420216).

Almost surely, 2^{22561331053553} is an apocalyptic number.

22561331053553 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22561331053553 is a deficient number, since it is larger than the sum of its proper divisors (981256308175).

22561331053553 is a wasteful number, since it uses less digits than its factorization.

22561331053553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13702983.

The product of its (nonzero) digits is 1215000, while the sum is 44.

The spelling of 22561331053553 in words is "twenty-two trillion, five hundred sixty-one billion, three hundred thirty-one million, fifty-three thousand, five hundred fifty-three".