75688193873 has 2 divisors, whose sum is σ = 75688193874. Its totient is φ = 75688193872.

The previous prime is 75688193827. The next prime is 75688193879. The reversal of 75688193873 is 37839188657.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58572228289 + 17115965584 = 242017^2 + 130828^2 .

It is a cyclic number.

It is not a de Polignac number, because 75688193873 - 2¹⁰ = 75688192849 is a prime.

It is not a weakly prime, because it can be changed into another prime (75688193879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37844096936 + 37844096937.

It is an arithmetic number, because the mean of its divisors is an integer number (37844096937).

Almost surely, 2^75688193873 is an apocalyptic number.

It is an amenable number.

75688193873 is a deficient number, since it is larger than the sum of its proper divisors (1).

75688193873 is an equidigital number, since it uses as much as digits as its factorization.

75688193873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60963840, while the sum is 65.

The spelling of 75688193873 in words is "seventy-five billion, six hundred eighty-eight million, one hundred ninety-three thousand, eight hundred seventy-three".