166026013444 has 12 divisors (see below), whose sum is σ = 291625620300. Its totient is φ = 82704407648.

The previous prime is 166026013441. The next prime is 166026013481. The reversal of 166026013444 is 444310620661.

166026013444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 29763150400 + 136262863044 = 172520^2 + 369138^2 .

It is a super-3 number, since 3×166026013444³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (166026013441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77148559 + ... + 77150710.

It is an arithmetic number, because the mean of its divisors is an integer number (24302135025).

Almost surely, 2^166026013444 is an apocalyptic number.

It is an amenable number.

166026013444 is a deficient number, since it is larger than the sum of its proper divisors (125599606856).

166026013444 is a wasteful number, since it uses less digits than its factorization.

166026013444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154299542 (or 154299540 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 166026013444 in words is "one hundred sixty-six billion, twenty-six million, thirteen thousand, four hundred forty-four".