424401133420 has 96 divisors (see below), whose sum is σ = 990904622400. Its totient is φ = 151396992000.

The previous prime is 424401133399. The next prime is 424401133451. The reversal of 424401133420 is 24331104424.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2334366 + ... + 2509594.

It is an arithmetic number, because the mean of its divisors is an integer number (10321923150).

Almost surely, 2^424401133420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424401133420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495452311200).

424401133420 is an abundant number, since it is smaller than the sum of its proper divisors (566503488980).

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

424401133420 is a wasteful number, since it uses less digits than its factorization.

424401133420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175459 (or 175457 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 424401133420 its reverse (24331104424), we get a palindrome (448732237844).

The spelling of 424401133420 in words is "four hundred twenty-four billion, four hundred one million, one hundred thirty-three thousand, four hundred twenty".