2116250777 has 8 divisors (see below), whose sum is σ = 2129014272. Its totient is φ = 2103505200.

The previous prime is 2116250771. The next prime is 2116250789. The reversal of 2116250777 is 7770526112.

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

It is a cyclic number.

It is not a de Polignac number, because 2116250777 - 2⁶ = 2116250713 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 2116250777.

It is not an unprimeable number, because it can be changed into a prime (2116250771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288803 + ... + 296039.

It is an arithmetic number, because the mean of its divisors is an integer number (266126784).

Almost surely, 2^2116250777 is an apocalyptic number.

It is an amenable number.

2116250777 is a deficient number, since it is larger than the sum of its proper divisors (12763495).

2116250777 is a wasteful number, since it uses less digits than its factorization.

2116250777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8959.

The product of its (nonzero) digits is 41160, while the sum is 38.

The square root of 2116250777 is about 46002.7257561984. The cubic root of 2116250777 is about 1283.8739198818.

Adding to 2116250777 its reverse (7770526112), we get a palindrome (9886776889).

The spelling of 2116250777 in words is "two billion, one hundred sixteen million, two hundred fifty thousand, seven hundred seventy-seven".