420402024404 has 24 divisors (see below), whose sum is σ = 750376636128. Its totient is φ = 206017079840.

The previous prime is 420402024391. The next prime is 420402024409. The reversal of 420402024404 is 404420204024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420402024409) 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, 846242 + ... + 1247769.

It is an arithmetic number, because the mean of its divisors is an integer number (31265693172).

Almost surely, 2^420402024404 is an apocalyptic number.

It is an amenable number.

420402024404 is a deficient number, since it is larger than the sum of its proper divisors (329974611724).

420402024404 is a wasteful number, since it uses less digits than its factorization.

420402024404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095015 (or 2095013 counting only the distinct ones).

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

Adding to 420402024404 its reverse (404420204024), we get a palindrome (824822228428).

The spelling of 420402024404 in words is "four hundred twenty billion, four hundred two million, twenty-four thousand, four hundred four".