22282672565 has 16 divisors (see below), whose sum is σ = 28518774192. Its totient is φ = 16655069184.

The previous prime is 22282672553. The next prime is 22282672567. The reversal of 22282672565 is 56527628222.

It can be written as a sum of positive squares in 8 ways, for example, as 3065504689 + 19217167876 = 55367^2 + 138626^2 .

It is not a de Polignac number, because 22282672565 - 2¹² = 22282668469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22282672567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 945104 + ... + 968393.

It is an arithmetic number, because the mean of its divisors is an integer number (1782423387).

Almost surely, 2^22282672565 is an apocalyptic number.

It is an amenable number.

22282672565 is a deficient number, since it is larger than the sum of its proper divisors (6236101627).

22282672565 is a wasteful number, since it uses less digits than its factorization.

22282672565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913656.

The product of its digits is 1612800, while the sum is 47.

The spelling of 22282672565 in words is "twenty-two billion, two hundred eighty-two million, six hundred seventy-two thousand, five hundred sixty-five".