74318240906 has 24 divisors (see below), whose sum is σ = 139652960580. Its totient is φ = 29400622272.

The previous prime is 74318240891. The next prime is 74318240929. The reversal of 74318240906 is 60904281347.

It can be written as a sum of positive squares in 2 ways, for example, as 67396832881 + 6921408025 = 259609^2 + 83195^2 .

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, 29166011 + ... + 29168558.

Almost surely, 2^74318240906 is an apocalyptic number.

74318240906 is a deficient number, since it is larger than the sum of its proper divisors (65334719674).

74318240906 is a wasteful number, since it uses less digits than its factorization.

74318240906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58334598 (or 58334591 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 74318240906 in words is "seventy-four billion, three hundred eighteen million, two hundred forty thousand, nine hundred six".