27934498187 has 2 divisors, whose sum is σ = 27934498188. Its totient is φ = 27934498186.

The previous prime is 27934498183. The next prime is 27934498201. The reversal of 27934498187 is 78189443972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27934498187 - 2² = 27934498183 is a prime.

It is not a weakly prime, because it can be changed into another prime (27934498183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13967249093 + 13967249094.

It is an arithmetic number, because the mean of its divisors is an integer number (13967249094).

Almost surely, 2^27934498187 is an apocalyptic number.

27934498187 is a deficient number, since it is larger than the sum of its proper divisors (1).

27934498187 is an equidigital number, since it uses as much as digits as its factorization.

27934498187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24385536, while the sum is 62.

The spelling of 27934498187 in words is "twenty-seven billion, nine hundred thirty-four million, four hundred ninety-eight thousand, one hundred eighty-seven".