22801346685 has 48 divisors (see below), whose sum is σ = 42605799600. Its totient is φ = 11213862912.

The previous prime is 22801346683. The next prime is 22801346693. The reversal of 22801346685 is 58664310822.

22801346685 is a `hidden beast` number, since 22 + 80 + 13 + 466 + 85 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 8908716996 + 13892629689 = 94386^2 + 117867^2 .

It is not a de Polignac number, because 22801346685 - 2¹ = 22801346683 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 22801346685.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22801346683) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 570951 + ... + 609579.

It is an arithmetic number, because the mean of its divisors is an integer number (887620825).

Almost surely, 2^22801346685 is an apocalyptic number.

It is an amenable number.

22801346685 is a deficient number, since it is larger than the sum of its proper divisors (19804452915).

22801346685 is a wasteful number, since it uses less digits than its factorization.

22801346685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39662 (or 39659 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 22801346685 in words is "twenty-two billion, eight hundred one million, three hundred forty-six thousand, six hundred eighty-five".