417288972979 has 4 divisors (see below), whose sum is σ = 417292395376. Its totient is φ = 417285550584.

The previous prime is 417288972977. The next prime is 417288973001. The reversal of 417288972979 is 979279882714.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 417288972979 - 2¹ = 417288972977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (417288972977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1521279 + ... + 1774504.

It is an arithmetic number, because the mean of its divisors is an integer number (104323098844).

Almost surely, 2^417288972979 is an apocalyptic number.

417288972979 is a deficient number, since it is larger than the sum of its proper divisors (3422397).

417288972979 is a wasteful number, since it uses less digits than its factorization.

417288972979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3422396.

The product of its digits is 256048128, while the sum is 73.

The spelling of 417288972979 in words is "four hundred seventeen billion, two hundred eighty-eight million, nine hundred seventy-two thousand, nine hundred seventy-nine".