424202440420 has 48 divisors (see below), whose sum is σ = 972374772096. Its totient is φ = 154165664000.

The previous prime is 424202440391. The next prime is 424202440447. The reversal of 424202440420 is 24044202424.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181576 + ... + 938815.

It is an arithmetic number, because the mean of its divisors is an integer number (20257807752).

Almost surely, 2^424202440420 is an apocalyptic number.

It is an amenable number.

424202440420 is an abundant number, since it is smaller than the sum of its proper divisors (548172331676).

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

424202440420 is a wasteful number, since it uses less digits than its factorization.

424202440420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122132 (or 1122130 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 424202440420 its reverse (24044202424), we get a palindrome (448246642844).

The spelling of 424202440420 in words is "four hundred twenty-four billion, two hundred two million, four hundred forty thousand, four hundred twenty".