74701194689 has 16 divisors (see below), whose sum is σ = 83648306880. Its totient is φ = 66135480000.

The previous prime is 74701194683. The next prime is 74701194721. The reversal of 74701194689 is 98649110747.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74701194689 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74701194683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483359 + ... + 618900.

It is an arithmetic number, because the mean of its divisors is an integer number (5228019180).

Almost surely, 2^74701194689 is an apocalyptic number.

It is an amenable number.

74701194689 is a deficient number, since it is larger than the sum of its proper divisors (8947112191).

74701194689 is a wasteful number, since it uses less digits than its factorization.

74701194689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102432.

The product of its (nonzero) digits is 3048192, while the sum is 56.

The spelling of 74701194689 in words is "seventy-four billion, seven hundred one million, one hundred ninety-four thousand, six hundred eighty-nine".