44203622166 has 96 divisors (see below), whose sum is σ = 107482152960. Its totient is φ = 13013078400.

The previous prime is 44203622149. The next prime is 44203622201. The reversal of 44203622166 is 66122630244.

44203622166 is a `hidden beast` number, since 4 + 4 + 20 + 3 + 622 + 1 + 6 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 44203622166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1928811 + ... + 1951593.

It is an arithmetic number, because the mean of its divisors is an integer number (1119605760).

Almost surely, 2^44203622166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44203622166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53741076480).

44203622166 is an abundant number, since it is smaller than the sum of its proper divisors (63278530794).

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

44203622166 is a wasteful number, since it uses less digits than its factorization.

44203622166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23082 (or 23079 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 44203622166 in words is "forty-four billion, two hundred three million, six hundred twenty-two thousand, one hundred sixty-six".