8115681065106 has 16 divisors (see below), whose sum is σ = 16231411576224. Its totient is φ = 2705218780704.

The previous prime is 8115681065057. The next prime is 8115681065123. The reversal of 8115681065106 is 6015601865118.

It is a super-2 number, since 2×8115681065106² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277521 + ... + 4038363.

It is an arithmetic number, because the mean of its divisors is an integer number (1014463223514).

Almost surely, 2^{8115681065106} is an apocalyptic number.

8115681065106 is an abundant number, since it is smaller than the sum of its proper divisors (8115730511118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8115681065106 is a wasteful number, since it uses less digits than its factorization.

8115681065106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120505.

The product of its (nonzero) digits is 345600, while the sum is 48.

The spelling of 8115681065106 in words is "eight trillion, one hundred fifteen billion, six hundred eighty-one million, sixty-five thousand, one hundred six".