22745524425 has 96 divisors (see below), whose sum is σ = 42965500032. Its totient is φ = 10518343680.

The previous prime is 22745524423. The next prime is 22745524469. The reversal of 22745524425 is 52442554722.

It is a happy number.

It is not a de Polignac number, because 22745524425 - 2¹ = 22745524423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22745524421) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11220262 + ... + 11222288.

It is an arithmetic number, because the mean of its divisors is an integer number (447557292).

Almost surely, 2^22745524425 is an apocalyptic number.

22745524425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22745524425 is a deficient number, since it is larger than the sum of its proper divisors (20219975607).

22745524425 is a wasteful number, since it uses less digits than its factorization.

22745524425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747 (or 2742 counting only the distinct ones).

The product of its digits is 896000, while the sum is 42.

The spelling of 22745524425 in words is "twenty-two billion, seven hundred forty-five million, five hundred twenty-four thousand, four hundred twenty-five".