75683458217 has 2 divisors, whose sum is σ = 75683458218. Its totient is φ = 75683458216.

The previous prime is 75683458211. The next prime is 75683458247. The reversal of 75683458217 is 71285438657.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65814823936 + 9868634281 = 256544^2 + 99341^2 .

It is a cyclic number.

It is not a de Polignac number, because 75683458217 - 2¹⁸ = 75683196073 is a prime.

It is not a weakly prime, because it can be changed into another prime (75683458211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37841729108 + 37841729109.

It is an arithmetic number, because the mean of its divisors is an integer number (37841729109).

Almost surely, 2^75683458217 is an apocalyptic number.

It is an amenable number.

75683458217 is a deficient number, since it is larger than the sum of its proper divisors (1).

75683458217 is an equidigital number, since it uses as much as digits as its factorization.

75683458217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11289600, while the sum is 56.

The spelling of 75683458217 in words is "seventy-five billion, six hundred eighty-three million, four hundred fifty-eight thousand, two hundred seventeen".