44440055123 has 4 divisors (see below), whose sum is σ = 44440827288. Its totient is φ = 44439282960.

The previous prime is 44440055119. The next prime is 44440055131. The reversal of 44440055123 is 32155004444.

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

It is a cyclic number.

It is not a de Polignac number, because 44440055123 - 2² = 44440055119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44440055123.

It is not an unprimeable number, because it can be changed into a prime (44440075123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292133 + ... + 417398.

It is an arithmetic number, because the mean of its divisors is an integer number (11110206822).

Almost surely, 2^44440055123 is an apocalyptic number.

44440055123 is a deficient number, since it is larger than the sum of its proper divisors (772165).

44440055123 is an equidigital number, since it uses as much as digits as its factorization.

44440055123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772164.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 44440055123 its reverse (32155004444), we get a palindrome (76595059567).

The spelling of 44440055123 in words is "forty-four billion, four hundred forty million, fifty-five thousand, one hundred twenty-three".