420246332904 has 16 divisors (see below), whose sum is σ = 1050615832320. Its totient is φ = 140082110960.

The previous prime is 420246332899. The next prime is 420246332921. The reversal of 420246332904 is 409233642024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8755131912 + ... + 8755131959.

It is an arithmetic number, because the mean of its divisors is an integer number (65663489520).

Almost surely, 2^420246332904 is an apocalyptic number.

It is an amenable number.

420246332904 is an abundant number, since it is smaller than the sum of its proper divisors (630369499416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420246332904 is a wasteful number, since it uses less digits than its factorization.

420246332904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17510263880 (or 17510263876 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 39.

Adding to 420246332904 its reverse (409233642024), we get a palindrome (829479974928).

The spelling of 420246332904 in words is "four hundred twenty billion, two hundred forty-six million, three hundred thirty-two thousand, nine hundred four".