44394091311 has 4 divisors (see below), whose sum is σ = 59192121752. Its totient is φ = 29596060872.

The previous prime is 44394091297. The next prime is 44394091333. The reversal of 44394091311 is 11319049344.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 44394091311 - 2⁹ = 44394090799 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 44394091311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44394091411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7399015216 + ... + 7399015221.

It is an arithmetic number, because the mean of its divisors is an integer number (14798030438).

Almost surely, 2^44394091311 is an apocalyptic number.

44394091311 is a deficient number, since it is larger than the sum of its proper divisors (14798030441).

44394091311 is a wasteful number, since it uses less digits than its factorization.

44394091311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14798030440.

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 44394091311 in words is "forty-four billion, three hundred ninety-four million, ninety-one thousand, three hundred eleven".