27750027803 has 2 divisors, whose sum is σ = 27750027804. Its totient is φ = 27750027802.

The previous prime is 27750027751. The next prime is 27750027821. The reversal of 27750027803 is 30872005772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27750027803 - 2¹⁰ = 27750026779 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (27750027853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13875013901 + 13875013902.

It is an arithmetic number, because the mean of its divisors is an integer number (13875013902).

Almost surely, 2^27750027803 is an apocalyptic number.

27750027803 is a deficient number, since it is larger than the sum of its proper divisors (1).

27750027803 is an equidigital number, since it uses as much as digits as its factorization.

27750027803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 164640, while the sum is 41.

The spelling of 27750027803 in words is "twenty-seven billion, seven hundred fifty million, twenty-seven thousand, eight hundred three".