44159999999 has 8 divisors (see below), whose sum is σ = 45586962432. Its totient is φ = 42733190520.

The previous prime is 44159999953. The next prime is 44160000007. The reversal of 44159999999 is 99999995144.

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 44159999999 - 2⁸ = 44159999743 is a prime.

It is a Duffinian number.

44159999999 is a modest number, since divided by 999999 gives 44159 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44159999399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975542 + ... + 1019804.

It is an arithmetic number, because the mean of its divisors is an integer number (5698370304).

Almost surely, 2^44159999999 is an apocalyptic number.

44159999999 is a deficient number, since it is larger than the sum of its proper divisors (1426962433).

44159999999 is a wasteful number, since it uses less digits than its factorization.

44159999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76477.

The product of its digits is 382637520, while the sum is 77.

The spelling of 44159999999 in words is "forty-four billion, one hundred fifty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".