32307947328 has 56 divisors (see below), whose sum is σ = 86025992032. Its totient is φ = 10700711424.

The previous prime is 32307947317. The next prime is 32307947351. The reversal of 32307947328 is 82374970323.

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

It is a congruent number.

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, 505750 + ... + 566037.

Almost surely, 2^32307947328 is an apocalyptic number.

It is an amenable number.

32307947328 is an abundant number, since it is smaller than the sum of its proper divisors (53718044704).

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

32307947328 is a wasteful number, since it uses less digits than its factorization.

32307947328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071959 (or 1071949 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 32307947328 in words is "thirty-two billion, three hundred seven million, nine hundred forty-seven thousand, three hundred twenty-eight".