2116663234415 has 16 divisors (see below), whose sum is σ = 2544762355200. Its totient is φ = 1690153650432.

The previous prime is 2116663234381. The next prime is 2116663234423. The reversal of 2116663234415 is 5144323666112.

It is a cyclic number.

It is not a de Polignac number, because 2116663234415 - 2⁸ = 2116663234159 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26740466 + ... + 26819504.

It is an arithmetic number, because the mean of its divisors is an integer number (159047647200).

Almost surely, 2^{2116663234415} is an apocalyptic number.

2116663234415 is a deficient number, since it is larger than the sum of its proper divisors (428099120785).

2116663234415 is an equidigital number, since it uses as much as digits as its factorization.

2116663234415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89026.

The product of its digits is 622080, while the sum is 44.

The spelling of 2116663234415 in words is "two trillion, one hundred sixteen billion, six hundred sixty-three million, two hundred thirty-four thousand, four hundred fifteen".