44163919612836 has 81 divisors (see below), whose sum is σ = 115357150163073. Its totient is φ = 14246026945920.

The previous prime is 44163919612829. The next prime is 44163919612849. The reversal of 44163919612836 is 63821691936144.

It is a happy number.

The square root of 44163919612836 is 6645594.

It is a perfect power (a square), and thus also a powerful number.

44163919612836 is a `hidden beast` number, since 4 + 4 + 1 + 6 + 3 + 9 + 1 + 9 + 612 + 8 + 3 + 6 = 666.

44163919612836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 416807107236 + 43747112505600 = 645606^2 + 6614160^2 .

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 26 ways as a sum of consecutive naturals, for example, 1236062620 + ... + 1236098348.

Almost surely, 2^{44163919612836} is an apocalyptic number.

44163919612836 is the 6645594-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44163919612836

44163919612836 is an abundant number, since it is smaller than the sum of its proper divisors (71193230550237).

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

44163919612836 is an frugal number, since it uses more digits than its factorization.

44163919612836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71530 (or 35765 counting only the distinct ones).

The product of its digits is 40310784, while the sum is 63.

The spelling of 44163919612836 in words is "forty-four trillion, one hundred sixty-three billion, nine hundred nineteen million, six hundred twelve thousand, eight hundred thirty-six".