216232963969 has 24 divisors (see below), whose sum is σ = 242972997120. Its totient is φ = 192230676000.

The previous prime is 216232963927. The next prime is 216232963997. The reversal of 216232963969 is 969369232612.

216232963969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 216232963969 - 2³⁷ = 78794010497 is a prime.

It is a super-2 number, since 2×216232963969² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216232963369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1284259 + ... + 1442839.

It is an arithmetic number, because the mean of its divisors is an integer number (10123874880).

Almost surely, 2^216232963969 is an apocalyptic number.

It is an amenable number.

216232963969 is a deficient number, since it is larger than the sum of its proper divisors (26740033151).

216232963969 is a wasteful number, since it uses less digits than its factorization.

216232963969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158853 (or 158842 counting only the distinct ones).

The product of its digits is 11337408, while the sum is 58.

The spelling of 216232963969 in words is "two hundred sixteen billion, two hundred thirty-two million, nine hundred sixty-three thousand, nine hundred sixty-nine".