32065778208 has 48 divisors (see below), whose sum is σ = 84183424416. Its totient is φ = 10687226880.

The previous prime is 32065778189. The next prime is 32065778231. The reversal of 32065778208 is 80287756023.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 974635 + ... + 1006997.

It is an arithmetic number, because the mean of its divisors is an integer number (1753821342).

Almost surely, 2^32065778208 is an apocalyptic number.

It is an amenable number.

32065778208 is an abundant number, since it is smaller than the sum of its proper divisors (52117646208).

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

32065778208 is a wasteful number, since it uses less digits than its factorization.

32065778208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42697 (or 42689 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 32065778208 in words is "thirty-two billion, sixty-five million, seven hundred seventy-eight thousand, two hundred eight".