32091149889 has 32 divisors (see below), whose sum is σ = 48224367360. Its totient is φ = 21087609984.

The previous prime is 32091149887. The next prime is 32091149911. The reversal of 32091149889 is 98894119023.

It is not a de Polignac number, because 32091149889 - 2¹ = 32091149887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32091149887) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3805732 + ... + 3814154.

It is an arithmetic number, because the mean of its divisors is an integer number (1507011480).

Almost surely, 2^32091149889 is an apocalyptic number.

It is an amenable number.

32091149889 is a deficient number, since it is larger than the sum of its proper divisors (16133217471).

32091149889 is a wasteful number, since it uses less digits than its factorization.

32091149889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10438 (or 10432 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 54.

The spelling of 32091149889 in words is "thirty-two billion, ninety-one million, one hundred forty-nine thousand, eight hundred eighty-nine".