32945709928 has 32 divisors (see below), whose sum is σ = 62083274400. Its totient is φ = 16390352448.

The previous prime is 32945709911. The next prime is 32945709961. The reversal of 32945709928 is 82990754923.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1496263 + ... + 1518121.

It is an arithmetic number, because the mean of its divisors is an integer number (1940102325).

Almost surely, 2^32945709928 is an apocalyptic number.

It is an amenable number.

32945709928 is a deficient number, since it is larger than the sum of its proper divisors (29137564472).

32945709928 is a wasteful number, since it uses less digits than its factorization.

32945709928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22801 (or 22797 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 32945709928 in words is "thirty-two billion, nine hundred forty-five million, seven hundred nine thousand, nine hundred twenty-eight".