74422495438218 has 24 divisors (see below), whose sum is σ = 167220915677088. Its totient is φ = 24807498479244.

The previous prime is 74422495438189. The next prime is 74422495438271. The reversal of 74422495438218 is 81283459422447.

74422495438218 is a `hidden beast` number, since 7 + 4 + 4 + 2 + 2 + 4 + 9 + 543 + 82 + 1 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76566352846 + ... + 76566353817.

It is an arithmetic number, because the mean of its divisors is an integer number (6967538153212).

Almost surely, 2^{74422495438218} is an apocalyptic number.

74422495438218 is an abundant number, since it is smaller than the sum of its proper divisors (92798420238870).

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

74422495438218 is a wasteful number, since it uses less digits than its factorization.

74422495438218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153132706680 (or 153132706668 counting only the distinct ones).

The product of its digits is 123863040, while the sum is 63.

The spelling of 74422495438218 in words is "seventy-four trillion, four hundred twenty-two billion, four hundred ninety-five million, four hundred thirty-eight thousand, two hundred eighteen".