884642488605 has 20 divisors (see below), whose sum is σ = 1585803572892. Its totient is φ = 471809327040.

The previous prime is 884642488589. The next prime is 884642488643. The reversal of 884642488605 is 506884246488.

It can be written as a sum of positive squares in 2 ways, for example, as 259002619929 + 625639868676 = 508923^2 + 790974^2 .

It is not a de Polignac number, because 884642488605 - 2⁴ = 884642488589 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1092150816 + ... + 1092151625.

Almost surely, 2^884642488605 is an apocalyptic number.

It is an amenable number.

884642488605 is a deficient number, since it is larger than the sum of its proper divisors (701161084287).

884642488605 is a wasteful number, since it uses less digits than its factorization.

884642488605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184302458 (or 2184302449 counting only the distinct ones).

The product of its (nonzero) digits is 94371840, while the sum is 63.

The spelling of 884642488605 in words is "eight hundred eighty-four billion, six hundred forty-two million, four hundred eighty-eight thousand, six hundred five".