44814884645 has 18 divisors (see below), whose sum is σ = 57137607702. Its totient is φ = 33736912896.

The previous prime is 44814884623. The next prime is 44814884677. The reversal of 44814884645 is 54648841844.

It can be written as a sum of positive squares in 9 ways, for example, as 10841390884 + 33973493761 = 104122^2 + 184319^2 .

It is not a de Polignac number, because 44814884645 - 2¹⁰ = 44814883621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8044421 + ... + 8049989.

It is an arithmetic number, because the mean of its divisors is an integer number (3174311539).

Almost surely, 2^44814884645 is an apocalyptic number.

It is an amenable number.

44814884645 is a deficient number, since it is larger than the sum of its proper divisors (12322723057).

44814884645 is an frugal number, since it uses more digits than its factorization.

44814884645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11177 (or 5591 counting only the distinct ones).

The product of its digits is 15728640, while the sum is 56.

The spelling of 44814884645 in words is "forty-four billion, eight hundred fourteen million, eight hundred eighty-four thousand, six hundred forty-five".