22205646265653 has 12 divisors (see below), whose sum is σ = 32820748486240. Its totient is φ = 14459490591336.

The previous prime is 22205646265639. The next prime is 22205646265727. The reversal of 22205646265653 is 35656264650222.

22205646265653 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 5 + 6 + 4 + 626 + 5 + 6 + 5 + 3 = 666.

It is not a de Polignac number, because 22205646265653 - 2⁴ = 22205646265637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22205646265653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22205646265603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28689465073 + ... + 28689465846.

Almost surely, 2^{22205646265653} is an apocalyptic number.

It is an amenable number.

22205646265653 is a deficient number, since it is larger than the sum of its proper divisors (10615102220587).

22205646265653 is a wasteful number, since it uses less digits than its factorization.

22205646265653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57378930968 (or 57378930965 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 54.

The spelling of 22205646265653 in words is "twenty-two trillion, two hundred five billion, six hundred forty-six million, two hundred sixty-five thousand, six hundred fifty-three".