421504012239 has 16 divisors (see below), whose sum is σ = 562830352128. Its totient is φ = 280590403392.

The previous prime is 421504012229. The next prime is 421504012261. The reversal of 421504012239 is 932210405124.

It is not a de Polignac number, because 421504012239 - 2²⁰ = 421502963663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421504012229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7828699 + ... + 7882355.

It is an arithmetic number, because the mean of its divisors is an integer number (35176897008).

Almost surely, 2^421504012239 is an apocalyptic number.

421504012239 is a deficient number, since it is larger than the sum of its proper divisors (141326339889).

421504012239 is a wasteful number, since it uses less digits than its factorization.

421504012239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57454.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 421504012239 in words is "four hundred twenty-one billion, five hundred four million, twelve thousand, two hundred thirty-nine".