32671782812 has 6 divisors (see below), whose sum is σ = 57175619928. Its totient is φ = 16335891404.

The previous prime is 32671782811. The next prime is 32671782821. The reversal of 32671782812 is 21828717623.

It is a super-2 number, since 2×32671782812² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32671782811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4083972848 + ... + 4083972855.

It is an arithmetic number, because the mean of its divisors is an integer number (9529269988).

Almost surely, 2^32671782812 is an apocalyptic number.

It is an amenable number.

32671782812 is a deficient number, since it is larger than the sum of its proper divisors (24503837116).

32671782812 is a wasteful number, since it uses less digits than its factorization.

32671782812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8167945707 (or 8167945705 counting only the distinct ones).

The product of its digits is 451584, while the sum is 47.

The spelling of 32671782812 in words is "thirty-two billion, six hundred seventy-one million, seven hundred eighty-two thousand, eight hundred twelve".