216366651132 has 96 divisors (see below), whose sum is σ = 522129706560. Its totient is φ = 69703096320.

The previous prime is 216366651131. The next prime is 216366651133. The reversal of 216366651132 is 231156663612.

216366651132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (216366651131) and next prime (216366651133).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216366651131) 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 31 ways as a sum of consecutive naturals, for example, 11984032 + ... + 12002072.

It is an arithmetic number, because the mean of its divisors is an integer number (5438851110).

Almost surely, 2^216366651132 is an apocalyptic number.

It is an amenable number.

216366651132 is an abundant number, since it is smaller than the sum of its proper divisors (305763055428).

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

216366651132 is a wasteful number, since it uses less digits than its factorization.

216366651132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18383 (or 18381 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The spelling of 216366651132 in words is "two hundred sixteen billion, three hundred sixty-six million, six hundred fifty-one thousand, one hundred thirty-two".