244645143616 has 14 divisors (see below), whose sum is σ = 485467706990. Its totient is φ = 122322571776.

The previous prime is 244645143599. The next prime is 244645143689. The reversal of 244645143616 is 616341546442.

244645143616 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., 167641113600 + 77004030016 = 409440^2 + 277496^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1911290121 + ... + 1911290248.

It is an arithmetic number, because the mean of its divisors is an integer number (34676264785).

Almost surely, 2^244645143616 is an apocalyptic number.

It is an amenable number.

244645143616 is a deficient number, since it is larger than the sum of its proper divisors (240822563374).

244645143616 is an equidigital number, since it uses as much as digits as its factorization.

244645143616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822580381 (or 3822580371 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 46.

The spelling of 244645143616 in words is "two hundred forty-four billion, six hundred forty-five million, one hundred forty-three thousand, six hundred sixteen".