22457393422 has 8 divisors (see below), whose sum is σ = 33686726976. Its totient is φ = 11228484432.

The previous prime is 22457393419. The next prime is 22457393443. The reversal of 22457393422 is 22439375422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144003 + ... + 256225.

It is an arithmetic number, because the mean of its divisors is an integer number (4210840872).

Almost surely, 2^22457393422 is an apocalyptic number.

22457393422 is a deficient number, since it is larger than the sum of its proper divisors (11229333554).

22457393422 is a wasteful number, since it uses less digits than its factorization.

22457393422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212282.

The product of its digits is 725760, while the sum is 43.

The spelling of 22457393422 in words is "twenty-two billion, four hundred fifty-seven million, three hundred ninety-three thousand, four hundred twenty-two".