166816013436030 has 96 divisors (see below), whose sum is σ = 465790432849056. Its totient is φ = 38123859760896.

The previous prime is 166816013436011. The next prime is 166816013436031. The reversal of 166816013436030 is 30634310618661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166816013436031) 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, 1964992 + ... + 18370988.

It is an arithmetic number, because the mean of its divisors is an integer number (4851983675511).

Almost surely, 2^{166816013436030} is an apocalyptic number.

166816013436030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166816013436030 is an abundant number, since it is smaller than the sum of its proper divisors (298974419413026).

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

166816013436030 is a wasteful number, since it uses less digits than its factorization.

166816013436030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16412938 (or 16412931 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 48.

The spelling of 166816013436030 in words is "one hundred sixty-six trillion, eight hundred sixteen billion, thirteen million, four hundred thirty-six thousand, thirty".