2646485648 has 10 divisors (see below), whose sum is σ = 5127565974. Its totient is φ = 1323242816.

The previous prime is 2646485641. The next prime is 2646485687. The reversal of 2646485648 is 8465846462.

It is a happy number.

2646485648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2551462144 + 95023504 = 50512^2 + 9748^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2646485648.

It is not an unprimeable number, because it can be changed into a prime (2646485641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82702661 + ... + 82702692.

Almost surely, 2^2646485648 is an apocalyptic number.

It is an amenable number.

2646485648 is a deficient number, since it is larger than the sum of its proper divisors (2481080326).

2646485648 is a wasteful number, since it uses less digits than its factorization.

2646485648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165405361 (or 165405355 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 53.

The square root of 2646485648 is about 51444.0049762847. The cubic root of 2646485648 is about 1383.2155025908.

The spelling of 2646485648 in words is "two billion, six hundred forty-six million, four hundred eighty-five thousand, six hundred forty-eight".