417641402879 has 2 divisors, whose sum is σ = 417641402880. Its totient is φ = 417641402878.

The previous prime is 417641402701. The next prime is 417641402891. The reversal of 417641402879 is 978204146714.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-417641402879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 417641402879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (417641482879) 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, 208820701439 + 208820701440.

It is an arithmetic number, because the mean of its divisors is an integer number (208820701440).

Almost surely, 2^417641402879 is an apocalyptic number.

417641402879 is a deficient number, since it is larger than the sum of its proper divisors (1).

417641402879 is an equidigital number, since it uses as much as digits as its factorization.

417641402879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 417641402879 in words is "four hundred seventeen billion, six hundred forty-one million, four hundred two thousand, eight hundred seventy-nine".