417944720879 has 8 divisors (see below), whose sum is σ = 490560599328. Its totient is φ = 348556214880.

The previous prime is 417944720813. The next prime is 417944720899. The reversal of 417944720879 is 978027449714.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 417944720879 - 2⁸ = 417944720623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (417944720899) 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 in 7 ways as a sum of consecutive naturals, for example, 806842832 + ... + 806843349.

It is an arithmetic number, because the mean of its divisors is an integer number (61320074916).

Almost surely, 2^417944720879 is an apocalyptic number.

417944720879 is a deficient number, since it is larger than the sum of its proper divisors (72615878449).

417944720879 is a wasteful number, since it uses less digits than its factorization.

417944720879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613686225.

The product of its (nonzero) digits is 28449792, while the sum is 62.

The spelling of 417944720879 in words is "four hundred seventeen billion, nine hundred forty-four million, seven hundred twenty thousand, eight hundred seventy-nine".