74933039916 has 144 divisors (see below), whose sum is σ = 227245025280. Its totient is φ = 20367521280.

The previous prime is 74933039899. The next prime is 74933039921. The reversal of 74933039916 is 61993033947.

74933039916 is a `hidden beast` number, since 7 + 493 + 30 + 39 + 91 + 6 = 666.

It is a super-2 number, since 2×74933039916² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 379620 + ... + 542196.

Almost surely, 2^74933039916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74933039916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113622512640).

74933039916 is an abundant number, since it is smaller than the sum of its proper divisors (152311985364).

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

74933039916 is a wasteful number, since it uses less digits than its factorization.

74933039916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162684 (or 162679 counting only the distinct ones).

The product of its (nonzero) digits is 3306744, while the sum is 54.

The spelling of 74933039916 in words is "seventy-four billion, nine hundred thirty-three million, thirty-nine thousand, nine hundred sixteen".