2630646011 has 16 divisors (see below), whose sum is σ = 3184873920. Its totient is φ = 2121154560.

The previous prime is 2630645987. The next prime is 2630646013. The reversal of 2630646011 is 1106460362.

It is a happy number.

It is not a de Polignac number, because 2630646011 - 2⁶ = 2630645947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2630646013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315881 + ... + 324101.

It is an arithmetic number, because the mean of its divisors is an integer number (199054620).

Almost surely, 2^2630646011 is an apocalyptic number.

2630646011 is a deficient number, since it is larger than the sum of its proper divisors (554227909).

2630646011 is a wasteful number, since it uses less digits than its factorization.

2630646011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10934.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2630646011 is about 51289.8236592796. The cubic root of 2630646011 is about 1380.4503905172.

The spelling of 2630646011 in words is "two billion, six hundred thirty million, six hundred forty-six thousand, eleven".