27157032863 has 2 divisors, whose sum is σ = 27157032864. Its totient is φ = 27157032862.

The previous prime is 27157032841. The next prime is 27157032869. The reversal of 27157032863 is 36823075172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27157032863 - 2¹⁴ = 27157016479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27157032869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13578516431 + 13578516432.

It is an arithmetic number, because the mean of its divisors is an integer number (13578516432).

Almost surely, 2^27157032863 is an apocalyptic number.

27157032863 is a deficient number, since it is larger than the sum of its proper divisors (1).

27157032863 is an equidigital number, since it uses as much as digits as its factorization.

27157032863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 27157032863 in words is "twenty-seven billion, one hundred fifty-seven million, thirty-two thousand, eight hundred sixty-three".