2164501622316 has 24 divisors (see below), whose sum is σ = 5509640493504. Its totient is φ = 655909582480.

The previous prime is 2164501622251. The next prime is 2164501622351. The reversal of 2164501622316 is 6132261054612.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8198869650 + ... + 8198869913.

It is an arithmetic number, because the mean of its divisors is an integer number (229568353896).

Almost surely, 2^{2164501622316} is an apocalyptic number.

It is an amenable number.

2164501622316 is an abundant number, since it is smaller than the sum of its proper divisors (3345138871188).

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

2164501622316 is a wasteful number, since it uses less digits than its factorization.

2164501622316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16397739581 (or 16397739579 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

Adding to 2164501622316 its reverse (6132261054612), we get a palindrome (8296762676928).

The spelling of 2164501622316 in words is "two trillion, one hundred sixty-four billion, five hundred one million, six hundred twenty-two thousand, three hundred sixteen".