165361446066 has 32 divisors (see below), whose sum is σ = 336611142720. Its totient is φ = 54140678144.

The previous prime is 165361446031. The next prime is 165361446091. The reversal of 165361446066 is 660644163561.

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 15 ways as a sum of consecutive naturals, for example, 226546 + ... + 618098.

It is an arithmetic number, because the mean of its divisors is an integer number (10519098210).

Almost surely, 2^165361446066 is an apocalyptic number.

165361446066 is an abundant number, since it is smaller than the sum of its proper divisors (171249696654).

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

165361446066 is a wasteful number, since it uses less digits than its factorization.

165361446066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392810.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 165361446066 in words is "one hundred sixty-five billion, three hundred sixty-one million, four hundred forty-six thousand, sixty-six".