22529007165 has 32 divisors (see below), whose sum is σ = 41280583680. Its totient is φ = 10277803584.

The previous prime is 22529007133. The next prime is 22529007181. The reversal of 22529007165 is 56170092522.

It is not a de Polignac number, because 22529007165 - 2⁵ = 22529007133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169155 + ... + 271424.

It is an arithmetic number, because the mean of its divisors is an integer number (1290018240).

Almost surely, 2^22529007165 is an apocalyptic number.

It is an amenable number.

22529007165 is a deficient number, since it is larger than the sum of its proper divisors (18751576515).

22529007165 is a wasteful number, since it uses less digits than its factorization.

22529007165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441081.

The product of its (nonzero) digits is 75600, while the sum is 39.

Adding to 22529007165 its reverse (56170092522), we get a palindrome (78699099687).

The spelling of 22529007165 in words is "twenty-two billion, five hundred twenty-nine million, seven thousand, one hundred sixty-five".