326532403404432 has 120 divisors (see below), whose sum is σ = 953768261781504. Its totient is φ = 104090054103552.

The previous prime is 326532403404359. The next prime is 326532403404479. The reversal of 326532403404432 is 234404304235623.

326532403404432 is a `hidden beast` number, since 3 + 2 + 6 + 532 + 4 + 0 + 3 + 40 + 44 + 32 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5589553 + ... + 26159279.

Almost surely, 2^{326532403404432} 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 326532403404432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (476884130890752).

326532403404432 is an abundant number, since it is smaller than the sum of its proper divisors (627235858377072).

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

326532403404432 is a wasteful number, since it uses less digits than its factorization.

326532403404432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20574557 (or 20574548 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 45.

The spelling of 326532403404432 in words is "three hundred twenty-six trillion, five hundred thirty-two billion, four hundred three million, four hundred four thousand, four hundred thirty-two".