32394893568 has 144 divisors (see below), whose sum is σ = 88717579776. Its totient is φ = 10486333440.

The previous prime is 32394893537. The next prime is 32394893591. The reversal of 32394893568 is 86539849323.

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, 24522348 + ... + 24523668.

It is an arithmetic number, because the mean of its divisors is an integer number (616094304).

Almost surely, 2^32394893568 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 32394893568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44358789888).

32394893568 is an abundant number, since it is smaller than the sum of its proper divisors (56322686208).

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

32394893568 is a wasteful number, since it uses less digits than its factorization.

32394893568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2240 (or 2226 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 60.

The spelling of 32394893568 in words is "thirty-two billion, three hundred ninety-four million, eight hundred ninety-three thousand, five hundred sixty-eight".