22454444445422 has 32 divisors (see below), whose sum is σ = 36782401204224. Its totient is φ = 10195799349600.

The previous prime is 22454444445421. The next prime is 22454444445449.

22454444445422 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22454444445421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320756528 + ... + 320826524.

It is an arithmetic number, because the mean of its divisors is an integer number (1149450037632).

Almost surely, 2^{22454444445422} is an apocalyptic number.

22454444445422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22454444445422 is a deficient number, since it is larger than the sum of its proper divisors (14327956758802).

22454444445422 is a wasteful number, since it uses less digits than its factorization.

22454444445422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85184.

The product of its digits is 26214400, while the sum is 50.

The spelling of 22454444445422 in words is "twenty-two trillion, four hundred fifty-four billion, four hundred forty-four million, four hundred forty-five thousand, four hundred twenty-two".