2116715716149 has 32 divisors (see below), whose sum is σ = 2907050065920. Its totient is φ = 1369162070400.

The previous prime is 2116715716147. The next prime is 2116715716151. The reversal of 2116715716149 is 9416175176112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2116715716147) and next prime (2116715716151).

It is not a de Polignac number, because 2116715716149 - 2¹ = 2116715716147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116715716147) by changing a digit.

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, 16730044 + ... + 16856090.

It is an arithmetic number, because the mean of its divisors is an integer number (90845314560).

Almost surely, 2^{2116715716149} is an apocalyptic number.

It is an amenable number.

2116715716149 is a deficient number, since it is larger than the sum of its proper divisors (790334349771).

2116715716149 is a wasteful number, since it uses less digits than its factorization.

2116715716149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126841.

The product of its digits is 635040, while the sum is 51.

The spelling of 2116715716149 in words is "two trillion, one hundred sixteen billion, seven hundred fifteen million, seven hundred sixteen thousand, one hundred forty-nine".