417638252683 has 2 divisors, whose sum is σ = 417638252684. Its totient is φ = 417638252682.

The previous prime is 417638252659. The next prime is 417638252701. The reversal of 417638252683 is 386252836714.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-417638252683 is a prime.

It is not a weakly prime, because it can be changed into another prime (417638252623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208819126341 + 208819126342.

It is an arithmetic number, because the mean of its divisors is an integer number (208819126342).

Almost surely, 2^417638252683 is an apocalyptic number.

417638252683 is a deficient number, since it is larger than the sum of its proper divisors (1).

417638252683 is an equidigital number, since it uses as much as digits as its factorization.

417638252683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 55.

The spelling of 417638252683 in words is "four hundred seventeen billion, six hundred thirty-eight million, two hundred fifty-two thousand, six hundred eighty-three".