19318754422 has 16 divisors (see below), whose sum is σ = 31843260432. Its totient is φ = 8717153920.

The previous prime is 19318754381. The next prime is 19318754471. The reversal of 19318754422 is 22445781391.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3201823 + ... + 3207850.

It is an arithmetic number, because the mean of its divisors is an integer number (1990203777).

Almost surely, 2^19318754422 is an apocalyptic number.

19318754422 is a deficient number, since it is larger than the sum of its proper divisors (12524506010).

19318754422 is a wasteful number, since it uses less digits than its factorization.

19318754422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6409823.

The product of its digits is 483840, while the sum is 46.

The spelling of 19318754422 in words is "nineteen billion, three hundred eighteen million, seven hundred fifty-four thousand, four hundred twenty-two".