2105489956576 has 24 divisors (see below), whose sum is σ = 4146924444264. Its totient is φ = 1052302796160.

The previous prime is 2105489956561. The next prime is 2105489956589. The reversal of 2105489956576 is 6756599845012.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 13740810 + ... + 13893193.

It is an arithmetic number, because the mean of its divisors is an integer number (172788518511).

Almost surely, 2^{2105489956576} is an apocalyptic number.

It is an amenable number.

2105489956576 is a deficient number, since it is larger than the sum of its proper divisors (2041434487688).

2105489956576 is a wasteful number, since it uses less digits than its factorization.

2105489956576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27636394 (or 27636386 counting only the distinct ones).

The product of its (nonzero) digits is 163296000, while the sum is 67.

The spelling of 2105489956576 in words is "two trillion, one hundred five billion, four hundred eighty-nine million, nine hundred fifty-six thousand, five hundred seventy-six".