2630966918 has 16 divisors (see below), whose sum is σ = 4229336160. Its totient is φ = 1224279936.

The previous prime is 2630966857. The next prime is 2630966953. The reversal of 2630966918 is 8196690362.

2630966918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2630966918² = 13843973847220837448, which contains 22 as substring.

It is a congruent number.

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, 771203 + ... + 774606.

It is an arithmetic number, because the mean of its divisors is an integer number (264333510).

Almost surely, 2^2630966918 is an apocalyptic number.

2630966918 is a deficient number, since it is larger than the sum of its proper divisors (1598369242).

2630966918 is a wasteful number, since it uses less digits than its factorization.

2630966918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545871.

The product of its (nonzero) digits is 839808, while the sum is 50.

The square root of 2630966918 is about 51292.9519329898. The cubic root of 2630966918 is about 1380.5065209860.

The spelling of 2630966918 in words is "two billion, six hundred thirty million, nine hundred sixty-six thousand, nine hundred eighteen".