22445822854422 has 64 divisors (see below), whose sum is σ = 54419430700800. Its totient is φ = 6801100165440.

The previous prime is 22445822854393. The next prime is 22445822854453.

22445822854422 is a `hidden beast` number, since 2 + 2 + 4 + 4 + 58 + 2 + 28 + 544 + 22 = 666.

22445822854422 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22445822854422² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4258354 + ... + 7938842.

It is an arithmetic number, because the mean of its divisors is an integer number (850303604700).

Almost surely, 2^{22445822854422} is an apocalyptic number.

22445822854422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22445822854422 is an abundant number, since it is smaller than the sum of its proper divisors (31973607846378).

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

22445822854422 is a wasteful number, since it uses less digits than its factorization.

22445822854422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3690778 (or 3690772 counting only the distinct ones).

The product of its digits is 26214400, while the sum is 54.

The spelling of 22445822854422 in words is "twenty-two trillion, four hundred forty-five billion, eight hundred twenty-two million, eight hundred fifty-four thousand, four hundred twenty-two".