22540204522 has 24 divisors (see below), whose sum is σ = 37358044416. Its totient is φ = 10191885000.

The previous prime is 22540204513. The next prime is 22540204523.

22540204522 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×22540204522³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22540204523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197604 + ... + 290047.

It is an arithmetic number, because the mean of its divisors is an integer number (1556585184).

Almost surely, 2^22540204522 is an apocalyptic number.

22540204522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22540204522 is a deficient number, since it is larger than the sum of its proper divisors (14817839894).

22540204522 is a wasteful number, since it uses less digits than its factorization.

22540204522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487866 (or 487855 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The spelling of 22540204522 in words is "twenty-two billion, five hundred forty million, two hundred four thousand, five hundred twenty-two".