44171947164 has 24 divisors (see below), whose sum is σ = 103820200848. Its totient is φ = 14616507520.

The previous prime is 44171947153. The next prime is 44171947187. The reversal of 44171947164 is 46174917144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13432647 + ... + 13435934.

It is an arithmetic number, because the mean of its divisors is an integer number (4325841702).

Almost surely, 2^44171947164 is an apocalyptic number.

It is an amenable number.

44171947164 is an abundant number, since it is smaller than the sum of its proper divisors (59648253684).

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

44171947164 is a wasteful number, since it uses less digits than its factorization.

44171947164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26868725 (or 26868723 counting only the distinct ones).

The product of its digits is 677376, while the sum is 48.

The spelling of 44171947164 in words is "forty-four billion, one hundred seventy-one million, nine hundred forty-seven thousand, one hundred sixty-four".