22534251404 has 24 divisors (see below), whose sum is σ = 45574895520. Its totient is φ = 9549023616.

The previous prime is 22534251373. The next prime is 22534251409. The reversal of 22534251404 is 40415243522.

It is not an unprimeable number, because it can be changed into a prime (22534251409) 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, 4518827 + ... + 4523810.

It is an arithmetic number, because the mean of its divisors is an integer number (1898953980).

Almost surely, 2^22534251404 is an apocalyptic number.

It is an amenable number.

22534251404 is an abundant number, since it is smaller than the sum of its proper divisors (23040644116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22534251404 is a wasteful number, since it uses less digits than its factorization.

22534251404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9042737 (or 9042735 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 22534251404 its reverse (40415243522), we get a palindrome (62949494926).

The spelling of 22534251404 in words is "twenty-two billion, five hundred thirty-four million, two hundred fifty-one thousand, four hundred four".