22454433445422 has 128 divisors (see below), whose sum is σ = 51772539944448. Its totient is φ = 6431241024000.

The previous prime is 22454433445333. The next prime is 22454433445471.

22454433445422 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22454433445422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12213153 + ... + 13930899.

It is an arithmetic number, because the mean of its divisors is an integer number (404472968316).

Almost surely, 2^{22454433445422} is an apocalyptic number.

22454433445422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22454433445422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25886269972224).

22454433445422 is an abundant number, since it is smaller than the sum of its proper divisors (29318106499026).

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

22454433445422 is a wasteful number, since it uses less digits than its factorization.

22454433445422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717954.

The product of its digits is 14745600, while the sum is 48.

The spelling of 22454433445422 in words is "twenty-two trillion, four hundred fifty-four billion, four hundred thirty-three million, four hundred forty-five thousand, four hundred twenty-two".