7636325866 has 16 divisors (see below), whose sum is σ = 12355951104. Its totient is φ = 3518644464.

The previous prime is 7636325857. The next prime is 7636325867. The reversal of 7636325866 is 6685236367.

It is not an unprimeable number, because it can be changed into a prime (7636325867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226150 + ... + 257713.

It is an arithmetic number, because the mean of its divisors is an integer number (772246944).

Almost surely, 2^7636325866 is an apocalyptic number.

7636325866 is a deficient number, since it is larger than the sum of its proper divisors (4719625238).

7636325866 is a wasteful number, since it uses less digits than its factorization.

7636325866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484485.

The product of its digits is 6531840, while the sum is 52.

The square root of 7636325866 is about 87386.0736387669. The cubic root of 7636325866 is about 1969.2226283437. Note that the first 3 decimals are identical.

The spelling of 7636325866 in words is "seven billion, six hundred thirty-six million, three hundred twenty-five thousand, eight hundred sixty-six".