75385336331 has 2 divisors, whose sum is σ = 75385336332. Its totient is φ = 75385336330.

The previous prime is 75385336303. The next prime is 75385336357. The reversal of 75385336331 is 13363358357.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75385336331 - 2⁶ = 75385336267 is a prime.

It is a super-2 number, since 2×75385336331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (75385336031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37692668165 + 37692668166.

It is an arithmetic number, because the mean of its divisors is an integer number (37692668166).

Almost surely, 2^75385336331 is an apocalyptic number.

75385336331 is a deficient number, since it is larger than the sum of its proper divisors (1).

75385336331 is an equidigital number, since it uses as much as digits as its factorization.

75385336331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2041200, while the sum is 47.

The spelling of 75385336331 in words is "seventy-five billion, three hundred eighty-five million, three hundred thirty-six thousand, three hundred thirty-one".