27773668707 has 16 divisors (see below), whose sum is σ = 38597265408. Its totient is φ = 17744523840.

The previous prime is 27773668669. The next prime is 27773668709. The reversal of 27773668707 is 70786637772.

It is not a de Polignac number, because 27773668707 - 2³⁴ = 10593799523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27773668709) 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, 1440138 + ... + 1459295.

It is an arithmetic number, because the mean of its divisors is an integer number (2412329088).

Almost surely, 2^27773668707 is an apocalyptic number.

27773668707 is a deficient number, since it is larger than the sum of its proper divisors (10823596701).

27773668707 is a wasteful number, since it uses less digits than its factorization.

27773668707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899570.

The product of its (nonzero) digits is 29042496, while the sum is 60.

The spelling of 27773668707 in words is "twenty-seven billion, seven hundred seventy-three million, six hundred sixty-eight thousand, seven hundred seven".