2182126544 has 40 divisors (see below), whose sum is σ = 4556890632. Its totient is φ = 1006295040.

The previous prime is 2182126537. The next prime is 2182126553. The reversal of 2182126544 is 4456212812.

It can be written as a sum of positive squares in 4 ways, for example, as 115600 + 2182010944 = 340^2 + 46712^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294404 + ... + 301724.

Almost surely, 2^2182126544 is an apocalyptic number.

It is an amenable number.

2182126544 is an abundant number, since it is smaller than the sum of its proper divisors (2374764088).

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

2182126544 is a wasteful number, since it uses less digits than its factorization.

2182126544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8775 (or 8769 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 2182126544 is about 46713.2373530245. The cubic root of 2182126544 is about 1297.0597343762.

The spelling of 2182126544 in words is "two billion, one hundred eighty-two million, one hundred twenty-six thousand, five hundred forty-four".