2771493064 has 32 divisors (see below), whose sum is σ = 5475016800. Its totient is φ = 1311621120.

The previous prime is 2771493047. The next prime is 2771493073. The reversal of 2771493064 is 4603941772.

It is a self number, because there is not a number n which added to its sum of digits gives 2771493064.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172744 + ... + 188104.

It is an arithmetic number, because the mean of its divisors is an integer number (171094275).

Almost surely, 2^2771493064 is an apocalyptic number.

It is an amenable number.

2771493064 is a deficient number, since it is larger than the sum of its proper divisors (2703523736).

2771493064 is a wasteful number, since it uses less digits than its factorization.

2771493064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16573 (or 16569 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 2771493064 is about 52644.9718776637. The cubic root of 2771493064 is about 1404.6601617252.

The spelling of 2771493064 in words is "two billion, seven hundred seventy-one million, four hundred ninety-three thousand, sixty-four".