44448840045 has 32 divisors (see below), whose sum is σ = 79327693440. Its totient is φ = 23613788160.

The previous prime is 44448840017. The next prime is 44448840077. The reversal of 44448840045 is 54004884444.

It is not a de Polignac number, because 44448840045 - 2⁵ = 44448840013 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 605871 + ... + 675260.

It is an arithmetic number, because the mean of its divisors is an integer number (2478990420).

Almost surely, 2^44448840045 is an apocalyptic number.

44448840045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44448840045 is a deficient number, since it is larger than the sum of its proper divisors (34878853395).

44448840045 is a wasteful number, since it uses less digits than its factorization.

44448840045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281402 (or 1281396 counting only the distinct ones).

The product of its (nonzero) digits is 1310720, while the sum is 45.

The spelling of 44448840045 in words is "forty-four billion, four hundred forty-eight million, eight hundred forty thousand, forty-five".