420583418979 has 8 divisors (see below), whose sum is σ = 560954194512. Its totient is φ = 280300794720.

The previous prime is 420583418917. The next prime is 420583419019. The reversal of 420583418979 is 979814385024.

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

It is not a de Polignac number, because 420583418979 - 2⁷ = 420583418851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420583410979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22026684 + ... + 22045769.

It is an arithmetic number, because the mean of its divisors is an integer number (70119274314).

Almost surely, 2^420583418979 is an apocalyptic number.

420583418979 is a deficient number, since it is larger than the sum of its proper divisors (140370775533).

420583418979 is a wasteful number, since it uses less digits than its factorization.

420583418979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44075637.

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 420583418979 in words is "four hundred twenty billion, five hundred eighty-three million, four hundred eighteen thousand, nine hundred seventy-nine".