32973347856 has 20 divisors (see below), whose sum is σ = 85181148752. Its totient is φ = 10991115936.

The previous prime is 32973347819. The next prime is 32973347857. The reversal of 32973347856 is 65874337923.

It is a junction number, because it is equal to n+sod(n) for n = 32973347796 and 32973347805.

It is not an unprimeable number, because it can be changed into a prime (32973347857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343472326 + ... + 343472421.

Almost surely, 2^32973347856 is an apocalyptic number.

It is an amenable number.

32973347856 is an abundant number, since it is smaller than the sum of its proper divisors (52207800896).

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

32973347856 is a wasteful number, since it uses less digits than its factorization.

32973347856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686944758 (or 686944752 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 57.

The spelling of 32973347856 in words is "thirty-two billion, nine hundred seventy-three million, three hundred forty-seven thousand, eight hundred fifty-six".