2771441812 has 12 divisors (see below), whose sum is σ = 4850868820. Its totient is φ = 1385479296.

The previous prime is 2771441791. The next prime is 2771441839. The reversal of 2771441812 is 2181441772.

It can be written as a sum of positive squares in 2 ways, for example, as 534719376 + 2236722436 = 23124^2 + 47294^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33237 + ... + 81532.

Almost surely, 2^2771441812 is an apocalyptic number.

It is an amenable number.

2771441812 is a deficient number, since it is larger than the sum of its proper divisors (2079427008).

2771441812 is a wasteful number, since it uses less digits than its factorization.

2771441812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120810 (or 120808 counting only the distinct ones).

The product of its digits is 25088, while the sum is 37.

The square root of 2771441812 is about 52644.4851052795. The cubic root of 2771441812 is about 1404.6515030847.

The spelling of 2771441812 in words is "two billion, seven hundred seventy-one million, four hundred forty-one thousand, eight hundred twelve".