44440043917 has 8 divisors (see below), whose sum is σ = 44701309440. Its totient is φ = 44179076640.

The previous prime is 44440043909. The next prime is 44440043933. The reversal of 44440043917 is 71934004444.

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 44440043917 - 2³ = 44440043909 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 44440043917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44440043317) 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, 227913 + ... + 375265.

It is an arithmetic number, because the mean of its divisors is an integer number (5587663680).

Almost surely, 2^44440043917 is an apocalyptic number.

It is an amenable number.

44440043917 is a deficient number, since it is larger than the sum of its proper divisors (261265523).

44440043917 is a wasteful number, since it uses less digits than its factorization.

44440043917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149123.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 44440043917 in words is "forty-four billion, four hundred forty million, forty-three thousand, nine hundred seventeen".