27804000503 has 2 divisors, whose sum is σ = 27804000504. Its totient is φ = 27804000502.

The previous prime is 27804000461. The next prime is 27804000517. The reversal of 27804000503 is 30500040872.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27804000503 - 2⁶ = 27804000439 is a prime.

It is a congruent number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13902000251 + 13902000252.

It is an arithmetic number, because the mean of its divisors is an integer number (13902000252).

Almost surely, 2^27804000503 is an apocalyptic number.

27804000503 is a deficient number, since it is larger than the sum of its proper divisors (1).

27804000503 is an equidigital number, since it uses as much as digits as its factorization.

27804000503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The spelling of 27804000503 in words is "twenty-seven billion, eight hundred four million, five hundred three", and thus it is an aban number.