44171446656 has 128 divisors (see below), whose sum is σ = 122317747200. Its totient is φ = 14107392000.

The previous prime is 44171446603. The next prime is 44171446679. The reversal of 44171446656 is 65664417144.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×44171446656² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1183935 + ... + 1220673.

It is an arithmetic number, because the mean of its divisors is an integer number (955607400).

Almost surely, 2^44171446656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44171446656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61158873600).

44171446656 is an abundant number, since it is smaller than the sum of its proper divisors (78146300544).

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

44171446656 is a wasteful number, since it uses less digits than its factorization.

44171446656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36888 (or 36876 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 48.

The spelling of 44171446656 in words is "forty-four billion, one hundred seventy-one million, four hundred forty-six thousand, six hundred fifty-six".