44189694986089 has 9 divisors (see below), whose sum is σ = 44224721983357. Its totient is φ = 44154695724844.

The previous prime is 44189694986071. The next prime is 44189694986093. The reversal of 44189694986089 is 98068949698144.

It is a happy number.

The square root of 44189694986089 is 6647533.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 44189694986089 - 2⁵ = 44189694986057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44189694985997 and 44189694986015.

It is not an unprimeable number, because it can be changed into a prime (44189694966089) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13953170184 + ... + 13953173350.

Almost surely, 2^{44189694986089} is an apocalyptic number.

44189694986089 is the 6647533-rd square number.

44189694986089 is the 3323767-th centered octagonal number.

It is an amenable number.

44189694986089 is a deficient number, since it is larger than the sum of its proper divisors (35026997268).

44189694986089 is an frugal number, since it uses more digits than its factorization.

44189694986089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10532 (or 5266 counting only the distinct ones).

The product of its (nonzero) digits is 7739670528, while the sum is 85.

The spelling of 44189694986089 in words is "forty-four trillion, one hundred eighty-nine billion, six hundred ninety-four million, nine hundred eighty-six thousand, eighty-nine".