32672782321 has 8 divisors (see below), whose sum is σ = 33527340000. Its totient is φ = 31822530432.

The previous prime is 32672782313. The next prime is 32672782357. The reversal of 32672782321 is 12328727623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32672782321 - 2³ = 32672782313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32672782721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1061071 + ... + 1091428.

It is an arithmetic number, because the mean of its divisors is an integer number (4190917500).

Almost surely, 2^32672782321 is an apocalyptic number.

It is an amenable number.

32672782321 is a deficient number, since it is larger than the sum of its proper divisors (854557679).

32672782321 is a wasteful number, since it uses less digits than its factorization.

32672782321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152895.

The product of its digits is 338688, while the sum is 43.

The spelling of 32672782321 in words is "thirty-two billion, six hundred seventy-two million, seven hundred eighty-two thousand, three hundred twenty-one".