9116661110115 has 32 divisors (see below), whose sum is σ = 16391695703040. Its totient is φ = 4293063156096.

The previous prime is 9116661110101. The next prime is 9116661110129. The reversal of 9116661110115 is 5110111666119.

It is an interprime number because it is at equal distance from previous prime (9116661110101) and next prime (9116661110129).

It is not a de Polignac number, because 9116661110115 - 2⁷ = 9116661109987 is a prime.

It is a super-2 number, since 2×9116661110115² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1016345695 + ... + 1016354664.

It is an arithmetic number, because the mean of its divisors is an integer number (512240490720).

Almost surely, 2^{9116661110115} is an apocalyptic number.

9116661110115 is a deficient number, since it is larger than the sum of its proper divisors (7275034592925).

9116661110115 is a wasteful number, since it uses less digits than its factorization.

9116661110115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032700403.

The product of its (nonzero) digits is 9720, while the sum is 39.

The spelling of 9116661110115 in words is "nine trillion, one hundred sixteen billion, six hundred sixty-one million, one hundred ten thousand, one hundred fifteen".