74639388883 has 16 divisors (see below), whose sum is σ = 78744407040. Its totient is φ = 70607854944.

The previous prime is 74639388839. The next prime is 74639388907. The reversal of 74639388883 is 38888393647.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74639388883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74639380883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1810858 + ... + 1851616.

It is an arithmetic number, because the mean of its divisors is an integer number (4921525440).

Almost surely, 2^74639388883 is an apocalyptic number.

74639388883 is a deficient number, since it is larger than the sum of its proper divisors (4105018157).

74639388883 is a wasteful number, since it uses less digits than its factorization.

74639388883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41658.

The product of its digits is 167215104, while the sum is 67.

The spelling of 74639388883 in words is "seventy-four billion, six hundred thirty-nine million, three hundred eighty-eight thousand, eight hundred eighty-three".