75369112691 has 2 divisors, whose sum is σ = 75369112692. Its totient is φ = 75369112690.

The previous prime is 75369112649. The next prime is 75369112711. The reversal of 75369112691 is 19621196357.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75369112691 - 2³⁰ = 74295370867 is a prime.

It is a super-2 number, since 2×75369112691² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (75369111691) 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, 37684556345 + 37684556346.

It is an arithmetic number, because the mean of its divisors is an integer number (37684556346).

Almost surely, 2^75369112691 is an apocalyptic number.

75369112691 is a deficient number, since it is larger than the sum of its proper divisors (1).

75369112691 is an equidigital number, since it uses as much as digits as its factorization.

75369112691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 50.

The spelling of 75369112691 in words is "seventy-five billion, three hundred sixty-nine million, one hundred twelve thousand, six hundred ninety-one".