417640991711 has 2 divisors, whose sum is σ = 417640991712. Its totient is φ = 417640991710.

The previous prime is 417640991707. The next prime is 417640991717. The reversal of 417640991711 is 117199046714.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 417640991711 - 2² = 417640991707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 417640991711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (417640991717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208820495855 + 208820495856.

It is an arithmetic number, because the mean of its divisors is an integer number (208820495856).

Almost surely, 2^417640991711 is an apocalyptic number.

417640991711 is a deficient number, since it is larger than the sum of its proper divisors (1).

417640991711 is an equidigital number, since it uses as much as digits as its factorization.

417640991711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 50.

The spelling of 417640991711 in words is "four hundred seventeen billion, six hundred forty million, nine hundred ninety-one thousand, seven hundred eleven".