50317000697 has 2 divisors, whose sum is σ = 50317000698. Its totient is φ = 50317000696.

The previous prime is 50317000691. The next prime is 50317000717. The reversal of 50317000697 is 79600071305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46321370176 + 3995630521 = 215224^2 + 63211^2 .

It is a cyclic number.

It is not a de Polignac number, because 50317000697 - 2⁸ = 50317000441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50317000697.

It is not a weakly prime, because it can be changed into another prime (50317000691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25158500348 + 25158500349.

It is an arithmetic number, because the mean of its divisors is an integer number (25158500349).

Almost surely, 2^50317000697 is an apocalyptic number.

It is an amenable number.

50317000697 is a deficient number, since it is larger than the sum of its proper divisors (1).

50317000697 is an equidigital number, since it uses as much as digits as its factorization.

50317000697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39690, while the sum is 38.

The spelling of 50317000697 in words is "fifty billion, three hundred seventeen million, six hundred ninety-seven", and thus it is an aban number.