2116306868764 has 12 divisors (see below), whose sum is σ = 4040222204088. Its totient is φ = 961957667600.

The previous prime is 2116306868747. The next prime is 2116306868773. The reversal of 2116306868764 is 4678686036112.

It is a junction number, because it is equal to n+sod(n) for n = 2116306868699 and 2116306868708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24048941647 + ... + 24048941734.

It is an arithmetic number, because the mean of its divisors is an integer number (336685183674).

Almost surely, 2^{2116306868764} is an apocalyptic number.

It is an amenable number.

2116306868764 is a deficient number, since it is larger than the sum of its proper divisors (1923915335324).

2116306868764 is a wasteful number, since it uses less digits than its factorization.

2116306868764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48097883396 (or 48097883394 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 2116306868764 in words is "two trillion, one hundred sixteen billion, three hundred six million, eight hundred sixty-eight thousand, seven hundred sixty-four".