32159489072 has 20 divisors (see below), whose sum is σ = 65588432280. Its totient is φ = 15233442048.

The previous prime is 32159489069. The next prime is 32159489113. The reversal of 32159489072 is 27098495123.

It is a self number, because there is not a number n which added to its sum of digits gives 32159489072.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52893593 + ... + 52894200.

It is an arithmetic number, because the mean of its divisors is an integer number (3279421614).

Almost surely, 2^32159489072 is an apocalyptic number.

It is an amenable number.

32159489072 is an abundant number, since it is smaller than the sum of its proper divisors (33428943208).

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

32159489072 is a wasteful number, since it uses less digits than its factorization.

32159489072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105787820 (or 105787814 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 32159489072 in words is "thirty-two billion, one hundred fifty-nine million, four hundred eighty-nine thousand, seventy-two".