32239136864 has 48 divisors (see below), whose sum is σ = 69260438016. Its totient is φ = 14650012800.

The previous prime is 32239136857. The next prime is 32239136873. The reversal of 32239136864 is 46863193223.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1478489 + ... + 1500135.

It is an arithmetic number, because the mean of its divisors is an integer number (1442925792).

Almost surely, 2^32239136864 is an apocalyptic number.

It is an amenable number.

32239136864 is an abundant number, since it is smaller than the sum of its proper divisors (37021301152).

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

32239136864 is a wasteful number, since it uses less digits than its factorization.

32239136864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25899 (or 25891 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 47.

The spelling of 32239136864 in words is "thirty-two billion, two hundred thirty-nine million, one hundred thirty-six thousand, eight hundred sixty-four".