44320140042009 has 48 divisors (see below), whose sum is σ = 67838214449664. Its totient is φ = 25680772915200.

The previous prime is 44320140041999. The next prime is 44320140042053. The reversal of 44320140042009 is 90024004102344.

It is not a de Polignac number, because 44320140042009 - 2²⁰ = 44320138993433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44320140047009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37525032 + ... + 38688089.

It is an arithmetic number, because the mean of its divisors is an integer number (1413296134368).

Almost surely, 2^{44320140042009} is an apocalyptic number.

It is an amenable number.

44320140042009 is a deficient number, since it is larger than the sum of its proper divisors (23518074407655).

44320140042009 is a wasteful number, since it uses less digits than its factorization.

44320140042009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76213218 (or 76213205 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 44320140042009 in words is "forty-four trillion, three hundred twenty billion, one hundred forty million, forty-two thousand, nine".