420444322306 has 8 divisors (see below), whose sum is σ = 632046499020. Its totient is φ = 209762155968.

The previous prime is 420444322297. The next prime is 420444322357. The reversal of 420444322306 is 603223444024.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 333516645081 + 86927677225 = 577509^2 + 294835^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230001451 + ... + 230003278.

Almost surely, 2^420444322306 is an apocalyptic number.

420444322306 is a deficient number, since it is larger than the sum of its proper divisors (211602176714).

420444322306 is a wasteful number, since it uses less digits than its factorization.

420444322306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460005188.

The product of its (nonzero) digits is 110592, while the sum is 34.

The spelling of 420444322306 in words is "four hundred twenty billion, four hundred forty-four million, three hundred twenty-two thousand, three hundred six".