44209140816 has 40 divisors (see below), whose sum is σ = 114234389920. Its totient is φ = 14732839296.

The previous prime is 44209140797. The next prime is 44209140821. The reversal of 44209140816 is 61804190244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95130 + ... + 312198.

It is an arithmetic number, because the mean of its divisors is an integer number (2855859748).

Almost surely, 2^44209140816 is an apocalyptic number.

It is an amenable number.

44209140816 is an abundant number, since it is smaller than the sum of its proper divisors (70025249104).

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

44209140816 is a wasteful number, since it uses less digits than its factorization.

44209140816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221323 (or 221317 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The spelling of 44209140816 in words is "forty-four billion, two hundred nine million, one hundred forty thousand, eight hundred sixteen".