44013273663 has 4 divisors (see below), whose sum is σ = 58684364888. Its totient is φ = 29342182440.

The previous prime is 44013273659. The next prime is 44013273737. The reversal of 44013273663 is 36637231044.

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

It is not a de Polignac number, because 44013273663 - 2² = 44013273659 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 (44013273163) 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, 7335545608 + ... + 7335545613.

It is an arithmetic number, because the mean of its divisors is an integer number (14671091222).

Almost surely, 2^44013273663 is an apocalyptic number.

44013273663 is a deficient number, since it is larger than the sum of its proper divisors (14671091225).

44013273663 is a wasteful number, since it uses less digits than its factorization.

44013273663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14671091224.

The product of its (nonzero) digits is 217728, while the sum is 39.

The spelling of 44013273663 in words is "forty-four billion, thirteen million, two hundred seventy-three thousand, six hundred sixty-three".