75372850117 has 2 divisors, whose sum is σ = 75372850118. Its totient is φ = 75372850116.

The previous prime is 75372850103. The next prime is 75372850123. The reversal of 75372850117 is 71105827357.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65768654116 + 9604196001 = 256454^2 + 98001^2 .

It is an emirp because it is prime and its reverse (71105827357) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75372850117 - 2²³ = 75364461509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75372850177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37686425058 + 37686425059.

It is an arithmetic number, because the mean of its divisors is an integer number (37686425059).

Almost surely, 2^75372850117 is an apocalyptic number.

It is an amenable number.

75372850117 is a deficient number, since it is larger than the sum of its proper divisors (1).

75372850117 is an equidigital number, since it uses as much as digits as its factorization.

75372850117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 411600, while the sum is 46.

The spelling of 75372850117 in words is "seventy-five billion, three hundred seventy-two million, eight hundred fifty thousand, one hundred seventeen".