75195752090 has 8 divisors (see below), whose sum is σ = 135352353780. Its totient is φ = 30078300832.

The previous prime is 75195752081. The next prime is 75195752131. The reversal of 75195752090 is 9025759157.

It can be written as a sum of positive squares in 2 ways, for example, as 69711312841 + 5484439249 = 264029^2 + 74057^2 .

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

It is a super-2 number, since 2×75195752090² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 3759787595 + ... + 3759787614.

Almost surely, 2^75195752090 is an apocalyptic number.

75195752090 is a deficient number, since it is larger than the sum of its proper divisors (60156601690).

75195752090 is a wasteful number, since it uses less digits than its factorization.

75195752090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7519575216.

The product of its (nonzero) digits is 992250, while the sum is 50.

The spelling of 75195752090 in words is "seventy-five billion, one hundred ninety-five million, seven hundred fifty-two thousand, ninety".