74604894018 has 32 divisors (see below), whose sum is σ = 149787574272. Its totient is φ = 24772165200.

The previous prime is 74604893983. The next prime is 74604894053. The reversal of 74604894018 is 81049840647.

It is an interprime number because it is at equal distance from previous prime (74604893983) and next prime (74604894053).

It is a super-2 number, since 2×74604894018² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1843663 + ... + 1883693.

It is an arithmetic number, because the mean of its divisors is an integer number (4680861696).

Almost surely, 2^74604894018 is an apocalyptic number.

74604894018 is an abundant number, since it is smaller than the sum of its proper divisors (75182680254).

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

74604894018 is a wasteful number, since it uses less digits than its factorization.

74604894018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41230.

The product of its (nonzero) digits is 1548288, while the sum is 51.

The spelling of 74604894018 in words is "seventy-four billion, six hundred four million, eight hundred ninety-four thousand, eighteen".