75931350361 has 2 divisors, whose sum is σ = 75931350362. Its totient is φ = 75931350360.

The previous prime is 75931350349. The next prime is 75931350421. The reversal of 75931350361 is 16305313957.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75644251225 + 287099136 = 275035^2 + 16944^2 .

It is a cyclic number.

It is not a de Polignac number, because 75931350361 - 2¹⁵ = 75931317593 is a prime.

It is not a weakly prime, because it can be changed into another prime (75931350961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37965675180 + 37965675181.

It is an arithmetic number, because the mean of its divisors is an integer number (37965675181).

Almost surely, 2^75931350361 is an apocalyptic number.

It is an amenable number.

75931350361 is a deficient number, since it is larger than the sum of its proper divisors (1).

75931350361 is an equidigital number, since it uses as much as digits as its factorization.

75931350361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 255150, while the sum is 43.

The spelling of 75931350361 in words is "seventy-five billion, nine hundred thirty-one million, three hundred fifty thousand, three hundred sixty-one".