44644430413 has 8 divisors (see below), whose sum is σ = 48705486336. Its totient is φ = 40583786400.

The previous prime is 44644430351. The next prime is 44644430431. The reversal of 44644430413 is 31403444644.

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 44644430413 - 2²¹ = 44642333261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44644430443) by changing a digit.

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, 150868 + ... + 334738.

It is an arithmetic number, because the mean of its divisors is an integer number (6088185792).

Almost surely, 2^44644430413 is an apocalyptic number.

It is an amenable number.

44644430413 is a deficient number, since it is larger than the sum of its proper divisors (4061055923).

44644430413 is a wasteful number, since it uses less digits than its factorization.

44644430413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205955.

The product of its (nonzero) digits is 221184, while the sum is 37.

The spelling of 44644430413 in words is "forty-four billion, six hundred forty-four million, four hundred thirty thousand, four hundred thirteen".