44293543685 has 4 divisors (see below), whose sum is σ = 53152252428. Its totient is φ = 35434834944.

The previous prime is 44293543607. The next prime is 44293543837. The reversal of 44293543685 is 58634539244.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31315549444 + 12977994241 = 176962^2 + 113921^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44293543685 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 3 ways as a sum of consecutive naturals, for example, 4429354364 + ... + 4429354373.

It is an arithmetic number, because the mean of its divisors is an integer number (13288063107).

Almost surely, 2^44293543685 is an apocalyptic number.

It is an amenable number.

44293543685 is a deficient number, since it is larger than the sum of its proper divisors (8858708743).

44293543685 is an equidigital number, since it uses as much as digits as its factorization.

44293543685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8858708742.

The product of its digits is 12441600, while the sum is 53.

The spelling of 44293543685 in words is "forty-four billion, two hundred ninety-three million, five hundred forty-three thousand, six hundred eighty-five".