32322001440432 has 160 divisors (see below), whose sum is σ = 94436499962880. Its totient is φ = 9436107663360.

The previous prime is 32322001440367. The next prime is 32322001440493. The reversal of 32322001440432 is 23404410022323.

It is a self number, because there is not a number n which added to its sum of digits gives 32322001440432.

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, 4688073 + ... + 9307095.

It is an arithmetic number, because the mean of its divisors is an integer number (590228124768).

Almost surely, 2^{32322001440432} 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 32322001440432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47218249981440).

32322001440432 is an abundant number, since it is smaller than the sum of its proper divisors (62114498522448).

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

32322001440432 is a wasteful number, since it uses less digits than its factorization.

32322001440432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4619531 (or 4619525 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 32322001440432 its reverse (23404410022323), we get a palindrome (55726411462755).

The spelling of 32322001440432 in words is "thirty-two trillion, three hundred twenty-two billion, one million, four hundred forty thousand, four hundred thirty-two".