22519125126 has 24 divisors (see below), whose sum is σ = 49102217424. Its totient is φ = 7458562800.

The previous prime is 22519125119. The next prime is 22519125127. The reversal of 22519125126 is 62152191522.

22519125126 is a `hidden beast` number, since 2 + 2 + 51 + 91 + 2 + 512 + 6 = 666.

It is a super-2 number, since 2×22519125126² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22519125127) 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, 3981450 + ... + 3987101.

It is an arithmetic number, because the mean of its divisors is an integer number (2045925726).

Almost surely, 2^22519125126 is an apocalyptic number.

22519125126 is an abundant number, since it is smaller than the sum of its proper divisors (26583092298).

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

22519125126 is a wasteful number, since it uses less digits than its factorization.

22519125126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7968716 (or 7968713 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The spelling of 22519125126 in words is "twenty-two billion, five hundred nineteen million, one hundred twenty-five thousand, one hundred twenty-six".