2116772766115 has 32 divisors (see below), whose sum is σ = 2935651764096. Its totient is φ = 1435237816320.

The previous prime is 2116772766109. The next prime is 2116772766181. The reversal of 2116772766115 is 5116672776112.

It is not a de Polignac number, because 2116772766115 - 2¹³ = 2116772757923 is a prime.

It is a super-2 number, since 2×2116772766115² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1029409 + ... + 2300701.

It is an arithmetic number, because the mean of its divisors is an integer number (91739117628).

Almost surely, 2^{2116772766115} is an apocalyptic number.

2116772766115 is a deficient number, since it is larger than the sum of its proper divisors (818878997981).

2116772766115 is a wasteful number, since it uses less digits than its factorization.

2116772766115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271839.

The product of its digits is 1481760, while the sum is 52.

It can be divided in two parts, 211677 and 2766115, that added together give a palindrome (2977792).

The spelling of 2116772766115 in words is "two trillion, one hundred sixteen billion, seven hundred seventy-two million, seven hundred sixty-six thousand, one hundred fifteen".