44209140817 has 8 divisors (see below), whose sum is σ = 44852344832. Its totient is φ = 43570548000.

The previous prime is 44209140797. The next prime is 44209140821. The reversal of 44209140817 is 71804190244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44209140817 - 2²³ = 44200752209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44209140817.

It is not an unprimeable number, because it can be changed into a prime (44209141817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1133484 + ... + 1171837.

It is an arithmetic number, because the mean of its divisors is an integer number (5606543104).

Almost surely, 2^44209140817 is an apocalyptic number.

It is an amenable number.

44209140817 is a deficient number, since it is larger than the sum of its proper divisors (643204015).

44209140817 is a wasteful number, since it uses less digits than its factorization.

44209140817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2305599.

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 44209140817 in words is "forty-four billion, two hundred nine million, one hundred forty thousand, eight hundred seventeen".