324403034432 has 56 divisors (see below), whose sum is σ = 659017495272. Its totient is φ = 158395392000.

The previous prime is 324403034413. The next prime is 324403034441. The reversal of 324403034432 is 234430304423.

It can be written as a sum of positive squares in 4 ways, for example, as 44409661696 + 279993372736 = 210736^2 + 529144^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128132 + ... + 815612.

Almost surely, 2^324403034432 is an apocalyptic number.

324403034432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324403034432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329508747636).

324403034432 is an abundant number, since it is smaller than the sum of its proper divisors (334614460840).

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

324403034432 is a wasteful number, since it uses less digits than its factorization.

324403034432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687667 (or 687657 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 324403034432 its reverse (234430304423), we get a palindrome (558833338855).

The spelling of 324403034432 in words is "three hundred twenty-four billion, four hundred three million, thirty-four thousand, four hundred thirty-two".