74889535123 has 8 divisors (see below), whose sum is σ = 80676021888. Its totient is φ = 69106727424.

The previous prime is 74889535109. The next prime is 74889535129. The reversal of 74889535123 is 32153598847.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74889535123 - 2³³ = 66299600531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74889535129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 877411 + ... + 958972.

It is an arithmetic number, because the mean of its divisors is an integer number (10084502736).

Almost surely, 2^74889535123 is an apocalyptic number.

74889535123 is a deficient number, since it is larger than the sum of its proper divisors (5786486765).

74889535123 is a wasteful number, since it uses less digits than its factorization.

74889535123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839533.

The product of its digits is 7257600, while the sum is 55.

The spelling of 74889535123 in words is "seventy-four billion, eight hundred eighty-nine million, five hundred thirty-five thousand, one hundred twenty-three".