165510566010 has 96 divisors (see below), whose sum is σ = 432203765760. Its totient is φ = 43944130944.

The previous prime is 165510566003. The next prime is 165510566021. The reversal of 165510566010 is 10665015561.

165510566010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 21333052 + ... + 21340808.

It is an arithmetic number, because the mean of its divisors is an integer number (4502122560).

Almost surely, 2^165510566010 is an apocalyptic number.

165510566010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165510566010 is an abundant number, since it is smaller than the sum of its proper divisors (266693199750).

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

165510566010 is a wasteful number, since it uses less digits than its factorization.

165510566010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8772 (or 8769 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 165510566010 in words is "one hundred sixty-five billion, five hundred ten million, five hundred sixty-six thousand, ten".