44012042166 has 16 divisors (see below), whose sum is σ = 88216702704. Its totient is φ = 14638577664.

The previous prime is 44012042119. The next prime is 44012042167. The reversal of 44012042166 is 66124021044.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44012042167) 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, 8022795 + ... + 8028278.

It is an arithmetic number, because the mean of its divisors is an integer number (5513543919).

Almost surely, 2^44012042166 is an apocalyptic number.

44012042166 is an abundant number, since it is smaller than the sum of its proper divisors (44204660538).

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

44012042166 is a wasteful number, since it uses less digits than its factorization.

44012042166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16051535.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 44012042166 in words is "forty-four billion, twelve million, forty-two thousand, one hundred sixty-six".