27802306766 has 16 divisors (see below), whose sum is σ = 44928847824. Its totient is φ = 12826854144.

The previous prime is 27802306751. The next prime is 27802306783. The reversal of 27802306766 is 66760320872.

It is a self number, because there is not a number n which added to its sum of digits gives 27802306766.

It is a congruent number.

It is an unprimeable number.

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, 138776 + ... + 273611.

It is an arithmetic number, because the mean of its divisors is an integer number (2808052989).

Almost surely, 2^27802306766 is an apocalyptic number.

27802306766 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

27802306766 is a deficient number, since it is larger than the sum of its proper divisors (17126541058).

27802306766 is a wasteful number, since it uses less digits than its factorization.

27802306766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414995.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 27802306766 in words is "twenty-seven billion, eight hundred two million, three hundred six thousand, seven hundred sixty-six".