74939184124 has 12 divisors (see below), whose sum is σ = 149878368304. Its totient is φ = 32116793184.

The previous prime is 74939184121. The next prime is 74939184161. The reversal of 74939184124 is 42148193947.

It is a happy number.

74939184124 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74939184121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1338199689 + ... + 1338199744.

Almost surely, 2^74939184124 is an apocalyptic number.

It is an amenable number.

74939184124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

74939184124 is a wasteful number, since it uses less digits than its factorization.

74939184124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676399444 (or 2676399442 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The spelling of 74939184124 in words is "seventy-four billion, nine hundred thirty-nine million, one hundred eighty-four thousand, one hundred twenty-four".