22745184284 has 24 divisors (see below), whose sum is σ = 39926040000. Its totient is φ = 11337790464.

The previous prime is 22745184283. The next prime is 22745184347. The reversal of 22745184284 is 48248154722.

It is a happy number.

It is a super-2 number, since 2×22745184284² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22745184281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2308232 + ... + 2318064.

It is an arithmetic number, because the mean of its divisors is an integer number (1663585000).

Almost surely, 2^22745184284 is an apocalyptic number.

It is an amenable number.

22745184284 is a deficient number, since it is larger than the sum of its proper divisors (17180855716).

22745184284 is a wasteful number, since it uses less digits than its factorization.

22745184284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11549 (or 11547 counting only the distinct ones).

The product of its digits is 1146880, while the sum is 47.

The spelling of 22745184284 in words is "twenty-two billion, seven hundred forty-five million, one hundred eighty-four thousand, two hundred eighty-four".