22245525135423 has 20 divisors (see below), whose sum is σ = 33473531485680. Its totient is φ = 14722099352352.

The previous prime is 22245525135401. The next prime is 22245525135443. The reversal of 22245525135423 is 32453152554222.

22245525135423 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 5 + 52 + 51 + 3 + 542 + 3 = 666.

It is not a de Polignac number, because 22245525135423 - 2⁶ = 22245525135359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22245525135443) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1002310483 + ... + 1002332676.

It is an arithmetic number, because the mean of its divisors is an integer number (1673676574284).

Almost surely, 2^{22245525135423} is an apocalyptic number.

22245525135423 is a deficient number, since it is larger than the sum of its proper divisors (11228006350257).

22245525135423 is a wasteful number, since it uses less digits than its factorization.

22245525135423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004643308 (or 2004643299 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 45.

Adding to 22245525135423 its reverse (32453152554222), we get a palindrome (54698677689645).

The spelling of 22245525135423 in words is "twenty-two trillion, two hundred forty-five billion, five hundred twenty-five million, one hundred thirty-five thousand, four hundred twenty-three".