216671433382 has 8 divisors (see below), whose sum is σ = 333791127216. Its totient is φ = 105407724312.

The previous prime is 216671433379. The next prime is 216671433389. The reversal of 216671433382 is 283334176612.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216671433389) 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, 1463996098 + ... + 1463996245.

It is an arithmetic number, because the mean of its divisors is an integer number (41723890902).

Almost surely, 2^216671433382 is an apocalyptic number.

216671433382 is a deficient number, since it is larger than the sum of its proper divisors (117119693834).

216671433382 is a wasteful number, since it uses less digits than its factorization.

216671433382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927992382.

The product of its digits is 870912, while the sum is 46.

The spelling of 216671433382 in words is "two hundred sixteen billion, six hundred seventy-one million, four hundred thirty-three thousand, three hundred eighty-two".