75693795427 has 2 divisors, whose sum is σ = 75693795428. Its totient is φ = 75693795426.

The previous prime is 75693795403. The next prime is 75693795431. The reversal of 75693795427 is 72459739657.

It is a strong prime.

It is an emirp because it is prime and its reverse (72459739657) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75693795427 - 2⁷ = 75693795299 is a prime.

It is a super-2 number, since 2×75693795427² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (75693795467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37846897713 + 37846897714.

It is an arithmetic number, because the mean of its divisors is an integer number (37846897714).

Almost surely, 2^75693795427 is an apocalyptic number.

75693795427 is a deficient number, since it is larger than the sum of its proper divisors (1).

75693795427 is an equidigital number, since it uses as much as digits as its factorization.

75693795427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100018800, while the sum is 64.

The spelling of 75693795427 in words is "seventy-five billion, six hundred ninety-three million, seven hundred ninety-five thousand, four hundred twenty-seven".