74374431108 has 12 divisors (see below), whose sum is σ = 173540339280. Its totient is φ = 24791477032.

The previous prime is 74374431073. The next prime is 74374431121. The reversal of 74374431108 is 80113447347.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 74374431108.

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, 3098934618 + ... + 3098934641.

It is an arithmetic number, because the mean of its divisors is an integer number (14461694940).

Almost surely, 2^74374431108 is an apocalyptic number.

It is an amenable number.

74374431108 is an abundant number, since it is smaller than the sum of its proper divisors (99165908172).

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

74374431108 is a wasteful number, since it uses less digits than its factorization.

74374431108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6197869266 (or 6197869264 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 74374431108 in words is "seventy-four billion, three hundred seventy-four million, four hundred thirty-one thousand, one hundred eight".