216260330982 has 32 divisors (see below), whose sum is σ = 433967853312. Its totient is φ = 71845666464.

The previous prime is 216260330873. The next prime is 216260330999. The reversal of 216260330982 is 289033062612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16858623 + ... + 16871445.

It is an arithmetic number, because the mean of its divisors is an integer number (13561495416).

Almost surely, 2^216260330982 is an apocalyptic number.

216260330982 is an abundant number, since it is smaller than the sum of its proper divisors (217707522330).

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

216260330982 is a wasteful number, since it uses less digits than its factorization.

216260330982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22012.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 216260330982 in words is "two hundred sixteen billion, two hundred sixty million, three hundred thirty thousand, nine hundred eighty-two".