2144806558450 has 24 divisors (see below), whose sum is σ = 3990200957892. Its totient is φ = 857737513920.

The previous prime is 2144806558423. The next prime is 2144806558463. The reversal of 2144806558450 is 548556084412.

It can be written as a sum of positive squares in 6 ways, for example, as 295856581329 + 1848949977121 = 543927^2 + 1359761^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4393569 + ... + 4857268.

Almost surely, 2^{2144806558450} is an apocalyptic number.

2144806558450 is a deficient number, since it is larger than the sum of its proper divisors (1845394399442).

2144806558450 is a wasteful number, since it uses less digits than its factorization.

2144806558450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9255486 (or 9255481 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 52.

The spelling of 2144806558450 in words is "two trillion, one hundred forty-four billion, eight hundred six million, five hundred fifty-eight thousand, four hundred fifty".