44440000000666 has 32 divisors (see below), whose sum is σ = 71050222569600. Its totient is φ = 20773970880000.

The previous prime is 44440000000639. The next prime is 44440000000667. The reversal of 44440000000666 is 66600000004444.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (44440000000667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336986310 + ... + 337118158.

It is an arithmetic number, because the mean of its divisors is an integer number (2220319455300).

Almost surely, 2^{44440000000666} is an apocalyptic number.

44440000000666 is a deficient number, since it is larger than the sum of its proper divisors (26610222568934).

44440000000666 is a wasteful number, since it uses less digits than its factorization.

44440000000666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197670.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 44440000000666 in words is "forty-four trillion, four hundred forty billion, six hundred sixty-six", and thus it is an aban number.