39449727166 has 16 divisors (see below), whose sum is σ = 60173174160. Its totient is φ = 19393133760.

The previous prime is 39449727157. The next prime is 39449727169. The reversal of 39449727166 is 66172794493.

39449727166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 39449727166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39449727169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212721 + ... + 352348.

It is an arithmetic number, because the mean of its divisors is an integer number (3760823385).

Almost surely, 2^39449727166 is an apocalyptic number.

39449727166 is a deficient number, since it is larger than the sum of its proper divisors (20723446994).

39449727166 is a wasteful number, since it uses less digits than its factorization.

39449727166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565659.

The product of its digits is 13716864, while the sum is 58.

The spelling of 39449727166 in words is "thirty-nine billion, four hundred forty-nine million, seven hundred twenty-seven thousand, one hundred sixty-six".