404424145252232 has 64 divisors (see below), whose sum is σ = 876673859184000. Its totient is φ = 171315888201216.

The previous prime is 404424145252199. The next prime is 404424145252249. The reversal of 404424145252232 is 232252541424404.

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, 565382 + ... + 28445877.

It is an arithmetic number, because the mean of its divisors is an integer number (13698029049750).

Almost surely, 2^{404424145252232} 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 404424145252232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (438336929592000).

404424145252232 is an abundant number, since it is smaller than the sum of its proper divisors (472249713931768).

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

404424145252232 is a wasteful number, since it uses less digits than its factorization.

404424145252232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29014158 (or 29014154 counting only the distinct ones).

The product of its (nonzero) digits is 2457600, while the sum is 44.

Adding to 404424145252232 its reverse (232252541424404), we get a palindrome (636676686676636).

The spelling of 404424145252232 in words is "four hundred four trillion, four hundred twenty-four billion, one hundred forty-five million, two hundred fifty-two thousand, two hundred thirty-two".