47153399717 has 2 divisors, whose sum is σ = 47153399718. Its totient is φ = 47153399716.

The previous prime is 47153399687. The next prime is 47153399719. The reversal of 47153399717 is 71799335174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46022691841 + 1130707876 = 214529^2 + 33626^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47153399717 is a prime.

Together with 47153399719, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47153399719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23576699858 + 23576699859.

It is an arithmetic number, because the mean of its divisors is an integer number (23576699859).

Almost surely, 2^47153399717 is an apocalyptic number.

It is an amenable number.

47153399717 is a deficient number, since it is larger than the sum of its proper divisors (1).

47153399717 is an equidigital number, since it uses as much as digits as its factorization.

47153399717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5000940, while the sum is 56.

The spelling of 47153399717 in words is "forty-seven billion, one hundred fifty-three million, three hundred ninety-nine thousand, seven hundred seventeen".