22242816545 has 16 divisors (see below), whose sum is σ = 28108823040. Its totient is φ = 16850133504.

The previous prime is 22242816523. The next prime is 22242816559. The reversal of 22242816545 is 54561824222.

It is a cyclic number.

It is not a de Polignac number, because 22242816545 - 2²⁸ = 21974381089 is a prime.

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, 164432 + ... + 267438.

It is an arithmetic number, because the mean of its divisors is an integer number (1756801440).

Almost surely, 2^22242816545 is an apocalyptic number.

It is an amenable number.

22242816545 is a deficient number, since it is larger than the sum of its proper divisors (5866006495).

22242816545 is a wasteful number, since it uses less digits than its factorization.

22242816545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105304.

The product of its digits is 307200, while the sum is 41.

The spelling of 22242816545 in words is "twenty-two billion, two hundred forty-two million, eight hundred sixteen thousand, five hundred forty-five".