5638772676866 has 16 divisors (see below), whose sum is σ = 9682551432960. Its totient is φ = 2412595864800.

The previous prime is 5638772676863. The next prime is 5638772676883. The reversal of 5638772676866 is 6686762778365.

It is not an unprimeable number, because it can be changed into a prime (5638772676863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335074346 + ... + 335091173.

It is an arithmetic number, because the mean of its divisors is an integer number (605159464560).

Almost surely, 2^{5638772676866} is an apocalyptic number.

5638772676866 is a deficient number, since it is larger than the sum of its proper divisors (4043778756094).

5638772676866 is a wasteful number, since it uses less digits than its factorization.

5638772676866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670166129.

The product of its digits is 5120962560, while the sum is 77.

The spelling of 5638772676866 in words is "five trillion, six hundred thirty-eight billion, seven hundred seventy-two million, six hundred seventy-six thousand, eight hundred sixty-six".