75198232328 has 16 divisors (see below), whose sum is σ = 141006265980. Its totient is φ = 37596561408.

The previous prime is 75198232289. The next prime is 75198232339. The reversal of 75198232328 is 82323289157.

It can be written as a sum of positive squares in 2 ways, for example, as 70797502084 + 4400730244 = 266078^2 + 66338^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191225 + ... + 432392.

Almost surely, 2^75198232328 is an apocalyptic number.

It is an amenable number.

75198232328 is a deficient number, since it is larger than the sum of its proper divisors (65808033652).

75198232328 is a wasteful number, since it uses less digits than its factorization.

75198232328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638696 (or 638692 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 50.

The spelling of 75198232328 in words is "seventy-five billion, one hundred ninety-eight million, two hundred thirty-two thousand, three hundred twenty-eight".