420424004204 has 24 divisors (see below), whose sum is σ = 745115799120. Its totient is φ = 207547406784.

The previous prime is 420424004183. The next prime is 420424004239. The reversal of 420424004204 is 402400424024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580279 + ... + 1827054.

It is an arithmetic number, because the mean of its divisors is an integer number (31046491630).

Almost surely, 2^420424004204 is an apocalyptic number.

It is an amenable number.

420424004204 is a deficient number, since it is larger than the sum of its proper divisors (324691794916).

420424004204 is a wasteful number, since it uses less digits than its factorization.

420424004204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407729 (or 3407727 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 420424004204 its reverse (402400424024), we get a palindrome (822824428228).

The spelling of 420424004204 in words is "four hundred twenty billion, four hundred twenty-four million, four thousand, two hundred four".