816706698115 has 48 divisors (see below), whose sum is σ = 1286583562080. Its totient is φ = 491560097280.

The previous prime is 816706698113. The next prime is 816706698187. The reversal of 816706698115 is 511896607618.

It is not a de Polignac number, because 816706698115 - 2¹ = 816706698113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 816706698115.

It is not an unprimeable number, because it can be changed into a prime (816706698113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5146762 + ... + 5303071.

It is an arithmetic number, because the mean of its divisors is an integer number (26803824210).

Almost surely, 2^816706698115 is an apocalyptic number.

816706698115 is a deficient number, since it is larger than the sum of its proper divisors (469876863965).

816706698115 is a wasteful number, since it uses less digits than its factorization.

816706698115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10449892 (or 10449885 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 58.

The spelling of 816706698115 in words is "eight hundred sixteen billion, seven hundred six million, six hundred ninety-eight thousand, one hundred fifteen".