75588445117 has 2 divisors, whose sum is σ = 75588445118. Its totient is φ = 75588445116.

The previous prime is 75588445111. The next prime is 75588445181. The reversal of 75588445117 is 71154488557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67511109241 + 8077335876 = 259829^2 + 89874^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75588445117 is a prime.

It is a super-2 number, since 2×75588445117² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75588445111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37794222558 + 37794222559.

It is an arithmetic number, because the mean of its divisors is an integer number (37794222559).

Almost surely, 2^75588445117 is an apocalyptic number.

It is an amenable number.

75588445117 is a deficient number, since it is larger than the sum of its proper divisors (1).

75588445117 is an equidigital number, since it uses as much as digits as its factorization.

75588445117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6272000, while the sum is 55.

The spelling of 75588445117 in words is "seventy-five billion, five hundred eighty-eight million, four hundred forty-five thousand, one hundred seventeen".