2640204116 has 72 divisors (see below), whose sum is σ = 5284421856. Its totient is φ = 1144241280.

The previous prime is 2640204113. The next prime is 2640204139. The reversal of 2640204116 is 6114020462.

2640204116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2640204113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3192095 + ... + 3192921.

It is an arithmetic number, because the mean of its divisors is an integer number (73394748).

Almost surely, 2^2640204116 is an apocalyptic number.

It is an amenable number.

2640204116 is an abundant number, since it is smaller than the sum of its proper divisors (2644217740).

2640204116 is a wasteful number, since it uses less digits than its factorization.

2640204116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2640204116 is about 51382.9165773995. The cubic root of 2640204116 is about 1382.1202644769.

Adding to 2640204116 its reverse (6114020462), we get a palindrome (8754224578).

The spelling of 2640204116 in words is "two billion, six hundred forty million, two hundred four thousand, one hundred sixteen".