44639344393644 has 96 divisors (see below), whose sum is σ = 139849134921216. Its totient is φ = 10702739911680.

The previous prime is 44639344393601. The next prime is 44639344393667.

44639344393644 is nontrivially palindromic in base 10.

44639344393644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1858102557 + ... + 1858126580.

It is an arithmetic number, because the mean of its divisors is an integer number (1456761822096).

Almost surely, 2^{44639344393644} is an apocalyptic number.

44639344393644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44639344393644 is an abundant number, since it is smaller than the sum of its proper divisors (95209790527572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44639344393644 is a wasteful number, since it uses less digits than its factorization.

44639344393644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3716229175 (or 3716229173 counting only the distinct ones).

The product of its digits is 967458816, while the sum is 66.

The spelling of 44639344393644 in words is "forty-four trillion, six hundred thirty-nine billion, three hundred forty-four million, three hundred ninety-three thousand, six hundred forty-four".