2015166116612 has 12 divisors (see below), whose sum is σ = 3847135313616. Its totient is φ = 915984598440.

The previous prime is 2015166116563. The next prime is 2015166116617. The reversal of 2015166116612 is 2166116615102.

It is not an unprimeable number, because it can be changed into a prime (2015166116617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22899614918 + ... + 22899615005.

It is an arithmetic number, because the mean of its divisors is an integer number (320594609468).

Almost surely, 2^{2015166116612} is an apocalyptic number.

2015166116612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2015166116612 is a deficient number, since it is larger than the sum of its proper divisors (1831969197004).

2015166116612 is a wasteful number, since it uses less digits than its factorization.

2015166116612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45799229938 (or 45799229936 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 2015166116612 in words is "two trillion, fifteen billion, one hundred sixty-six million, one hundred sixteen thousand, six hundred twelve".