1005166215116 has 24 divisors (see below), whose sum is σ = 2018154749856. Its totient is φ = 429109309440.

The previous prime is 1005166214989. The next prime is 1005166215143. The reversal of 1005166215116 is 6115126615001.

It is a happy number.

1005166215116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69834815 + ... + 69849206.

It is an arithmetic number, because the mean of its divisors is an integer number (84089781244).

Almost surely, 2^{1005166215116} is an apocalyptic number.

It is an amenable number.

1005166215116 is an abundant number, since it is smaller than the sum of its proper divisors (1012988534740).

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

1005166215116 is a wasteful number, since it uses less digits than its factorization.

1005166215116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139684289 (or 139684287 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 35.

The spelling of 1005166215116 in words is "one trillion, five billion, one hundred sixty-six million, two hundred fifteen thousand, one hundred sixteen".