22744531752425 has 48 divisors (see below), whose sum is σ = 32382083640192. Its totient is φ = 15523814937600.

The previous prime is 22744531752421. The next prime is 22744531752433. The reversal of 22744531752425 is 52425713544722.

It is not a de Polignac number, because 22744531752425 - 2² = 22744531752421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22744531752421) 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, 85355699 + ... + 85621751.

It is an arithmetic number, because the mean of its divisors is an integer number (674626742504).

Almost surely, 2^{22744531752425} is an apocalyptic number.

22744531752425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22744531752425 is a deficient number, since it is larger than the sum of its proper divisors (9637551887767).

22744531752425 is a wasteful number, since it uses less digits than its factorization.

22744531752425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268338 (or 268333 counting only the distinct ones).

The product of its digits is 18816000, while the sum is 53.

The spelling of 22744531752425 in words is "twenty-two trillion, seven hundred forty-four billion, five hundred thirty-one million, seven hundred fifty-two thousand, four hundred twenty-five".