44315640055 has 4 divisors (see below), whose sum is σ = 53178768072. Its totient is φ = 35452512040.

The previous prime is 44315640053. The next prime is 44315640067. The reversal of 44315640055 is 55004651344.

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

It is not a de Polignac number, because 44315640055 - 2¹ = 44315640053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44315639996 and 44315640023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44315640053) by changing a digit.

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, 4431564001 + ... + 4431564010.

It is an arithmetic number, because the mean of its divisors is an integer number (13294692018).

Almost surely, 2^44315640055 is an apocalyptic number.

44315640055 is a deficient number, since it is larger than the sum of its proper divisors (8863128017).

44315640055 is an equidigital number, since it uses as much as digits as its factorization.

44315640055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8863128016.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 44315640055 in words is "forty-four billion, three hundred fifteen million, six hundred forty thousand, fifty-five".