2160663938796 has 24 divisors (see below), whose sum is σ = 5499871844544. Its totient is φ = 654746648080.

The previous prime is 2160663938791. The next prime is 2160663938803. The reversal of 2160663938796 is 6978393660612.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (2160663938791) 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, 8184332970 + ... + 8184333233.

It is an arithmetic number, because the mean of its divisors is an integer number (229161326856).

Almost surely, 2^{2160663938796} is an apocalyptic number.

It is an amenable number.

2160663938796 is an abundant number, since it is smaller than the sum of its proper divisors (3339207905748).

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

2160663938796 is a wasteful number, since it uses less digits than its factorization.

2160663938796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16368666221 (or 16368666219 counting only the distinct ones).

The product of its (nonzero) digits is 105815808, while the sum is 66.

The spelling of 2160663938796 in words is "two trillion, one hundred sixty billion, six hundred sixty-three million, nine hundred thirty-eight thousand, seven hundred ninety-six".