74089479123 has 48 divisors (see below), whose sum is σ = 121989763584. Its totient is φ = 42891636480.

The previous prime is 74089479109. The next prime is 74089479143. The reversal of 74089479123 is 32197498047.

74089479123 is a `hidden beast` number, since 7 + 40 + 8 + 9 + 479 + 123 = 666.

It is not a de Polignac number, because 74089479123 - 2²⁰ = 74088430547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74089479123.

It is not an unprimeable number, because it can be changed into a prime (74089479143) 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 47 ways as a sum of consecutive naturals, for example, 1669915 + ... + 1713707.

It is an arithmetic number, because the mean of its divisors is an integer number (2541453408).

Almost surely, 2^74089479123 is an apocalyptic number.

74089479123 is a deficient number, since it is larger than the sum of its proper divisors (47900284461).

74089479123 is a wasteful number, since it uses less digits than its factorization.

74089479123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44576 (or 44573 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 74089479123 in words is "seventy-four billion, eighty-nine million, four hundred seventy-nine thousand, one hundred twenty-three".