22126026140 has 24 divisors (see below), whose sum is σ = 47226373152. Its totient is φ = 8705321280.

The previous prime is 22126026127. The next prime is 22126026161. The reversal of 22126026140 is 4162062122.

It is a super-2 number, since 2×22126026140² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9066824 + ... + 9069263.

It is an arithmetic number, because the mean of its divisors is an integer number (1967765548).

Almost surely, 2^22126026140 is an apocalyptic number.

22126026140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22126026140 is an abundant number, since it is smaller than the sum of its proper divisors (25100347012).

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

22126026140 is a wasteful number, since it uses less digits than its factorization.

22126026140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18136157 (or 18136155 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 22126026140 its reverse (4162062122), we get a palindrome (26288088262).

The spelling of 22126026140 in words is "twenty-two billion, one hundred twenty-six million, twenty-six thousand, one hundred forty".