22653420120561 has 32 divisors (see below), whose sum is σ = 31110531913728. Its totient is φ = 14651666147520.

The previous prime is 22653420120559. The next prime is 22653420120577. The reversal of 22653420120561 is 16502102435622.

It is not a de Polignac number, because 22653420120561 - 2¹ = 22653420120559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22653420320561) 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, 267314566 + ... + 267399296.

It is an arithmetic number, because the mean of its divisors is an integer number (972204122304).

Almost surely, 2^{22653420120561} is an apocalyptic number.

It is an amenable number.

22653420120561 is a deficient number, since it is larger than the sum of its proper divisors (8457111793167).

22653420120561 is a wasteful number, since it uses less digits than its factorization.

22653420120561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91701.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 22653420120561 in words is "twenty-two trillion, six hundred fifty-three billion, four hundred twenty million, one hundred twenty thousand, five hundred sixty-one".