23022858645 has 24 divisors (see below), whose sum is σ = 40354680600. Its totient is φ = 12140891136.

The previous prime is 23022858611. The next prime is 23022858659. The reversal of 23022858645 is 54685822032.

23022858645 is a `hidden beast` number, since 2 + 3 + 0 + 2 + 28 + 586 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3029181444 + 19993677201 = 55038^2 + 141399^2 .

It is not a de Polignac number, because 23022858645 - 2¹⁰ = 23022857621 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 23022858645.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2870260 + ... + 2878269.

It is an arithmetic number, because the mean of its divisors is an integer number (1681445025).

Almost surely, 2^23022858645 is an apocalyptic number.

It is an amenable number.

23022858645 is a deficient number, since it is larger than the sum of its proper divisors (17331821955).

23022858645 is a wasteful number, since it uses less digits than its factorization.

23022858645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5748629 (or 5748626 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The spelling of 23022858645 in words is "twenty-three billion, twenty-two million, eight hundred fifty-eight thousand, six hundred forty-five".