216332477371 has 8 divisors (see below), whose sum is σ = 226944223200. Its totient is φ = 205930865280.

The previous prime is 216332477353. The next prime is 216332477393. The reversal of 216332477371 is 173774233612.

It is a happy number.

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

It is not a de Polignac number, because 216332477371 - 2⁹ = 216332476859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216332477071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52531326 + ... + 52535443.

It is an arithmetic number, because the mean of its divisors is an integer number (28368027900).

Almost surely, 2^216332477371 is an apocalyptic number.

216332477371 is a deficient number, since it is larger than the sum of its proper divisors (10611745829).

216332477371 is a wasteful number, since it uses less digits than its factorization.

216332477371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105066869.

The product of its digits is 889056, while the sum is 46.

The spelling of 216332477371 in words is "two hundred sixteen billion, three hundred thirty-two million, four hundred seventy-seven thousand, three hundred seventy-one".