22509090522 has 24 divisors (see below), whose sum is σ = 48862966464. Its totient is φ = 7488680904.

The previous prime is 22509090521. The next prime is 22509090523.

22509090522 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (22509090521) and next prime (22509090523).

It is a super-2 number, since 2×22509090522² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22509090521) 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, 1186098 + ... + 1204925.

It is an arithmetic number, because the mean of its divisors is an integer number (2035956936).

Almost surely, 2^22509090522 is an apocalyptic number.

22509090522 is an abundant number, since it is smaller than the sum of its proper divisors (26353875942).

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

22509090522 is a wasteful number, since it uses less digits than its factorization.

22509090522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391554 (or 2391551 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 22509090522 in words is "twenty-two billion, five hundred nine million, ninety thousand, five hundred twenty-two".