74125175428 has 48 divisors (see below), whose sum is σ = 138827046960. Its totient is φ = 34565888000.

The previous prime is 74125175419. The next prime is 74125175431. The reversal of 74125175428 is 82457152147.

It can be written as a sum of positive squares in 8 ways, for example, as 3402155584 + 70723019844 = 58328^2 + 265938^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403200 + ... + 557512.

It is an arithmetic number, because the mean of its divisors is an integer number (2892230145).

Almost surely, 2^74125175428 is an apocalyptic number.

It is an amenable number.

74125175428 is a deficient number, since it is larger than the sum of its proper divisors (64701871532).

74125175428 is a wasteful number, since it uses less digits than its factorization.

74125175428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154488 (or 154486 counting only the distinct ones).

The product of its digits is 627200, while the sum is 46.

The spelling of 74125175428 in words is "seventy-four billion, one hundred twenty-five million, one hundred seventy-five thousand, four hundred twenty-eight".