2116723277 has 8 divisors (see below), whose sum is σ = 2176363392. Its totient is φ = 2057464800.

The previous prime is 2116723229. The next prime is 2116723303. The reversal of 2116723277 is 7723276112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2116723277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2116723277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116723577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84143 + ... + 106364.

It is an arithmetic number, because the mean of its divisors is an integer number (272045424).

Almost surely, 2^2116723277 is an apocalyptic number.

It is an amenable number.

2116723277 is a deficient number, since it is larger than the sum of its proper divisors (59640115).

2116723277 is a wasteful number, since it uses less digits than its factorization.

2116723277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190819.

The product of its digits is 49392, while the sum is 38.

The square root of 2116723277 is about 46007.8610348275. The cubic root of 2116723277 is about 1283.9694638963.

Adding to 2116723277 its reverse (7723276112), we get a palindrome (9839999389).

It can be divided in two parts, 21167 and 23277, that added together give a palindrome (44444).

The spelling of 2116723277 in words is "two billion, one hundred sixteen million, seven hundred twenty-three thousand, two hundred seventy-seven".