2648966811 has 4 divisors (see below), whose sum is σ = 3531955752. Its totient is φ = 1765977872.

The previous prime is 2648966783. The next prime is 2648966839. The reversal of 2648966811 is 1186698462.

2648966811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2648966783) and next prime (2648966839).

It is a cyclic number.

It is not a de Polignac number, because 2648966811 - 2⁵ = 2648966779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2648966861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441494466 + ... + 441494471.

It is an arithmetic number, because the mean of its divisors is an integer number (882988938).

Almost surely, 2^2648966811 is an apocalyptic number.

2648966811 is a deficient number, since it is larger than the sum of its proper divisors (882988941).

2648966811 is an equidigital number, since it uses as much as digits as its factorization.

2648966811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882988940.

The product of its digits is 995328, while the sum is 51.

The square root of 2648966811 is about 51468.1145079165. The cubic root of 2648966811 is about 1383.6476368259.

The spelling of 2648966811 in words is "two billion, six hundred forty-eight million, nine hundred sixty-six thousand, eight hundred eleven".