44315345845 has 4 divisors (see below), whose sum is σ = 53178415020. Its totient is φ = 35452276672.

The previous prime is 44315345827. The next prime is 44315345861. The reversal of 44315345845 is 54854351344.

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 30708356644 + 13606989201 = 175238^2 + 116649^2 .

It is a cyclic number.

It is not a de Polignac number, because 44315345845 - 2¹⁹ = 44314821557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44315345795 and 44315345804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4431534580 + ... + 4431534589.

It is an arithmetic number, because the mean of its divisors is an integer number (13294603755).

Almost surely, 2^44315345845 is an apocalyptic number.

It is an amenable number.

44315345845 is a deficient number, since it is larger than the sum of its proper divisors (8863069175).

44315345845 is an equidigital number, since it uses as much as digits as its factorization.

44315345845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8863069174.

The product of its digits is 2304000, while the sum is 46.

The spelling of 44315345845 in words is "forty-four billion, three hundred fifteen million, three hundred forty-five thousand, eight hundred forty-five".