27892825819 has 2 divisors, whose sum is σ = 27892825820. Its totient is φ = 27892825818.

The previous prime is 27892825801. The next prime is 27892825847. The reversal of 27892825819 is 91852829872.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27892825819 - 2¹⁷ = 27892694747 is a prime.

It is a super-2 number, since 2×27892825819² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27892825859) 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, 13946412909 + 13946412910.

It is an arithmetic number, because the mean of its divisors is an integer number (13946412910).

Almost surely, 2^27892825819 is an apocalyptic number.

27892825819 is a deficient number, since it is larger than the sum of its proper divisors (1).

27892825819 is an equidigital number, since it uses as much as digits as its factorization.

27892825819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11612160, while the sum is 61.

The spelling of 27892825819 in words is "twenty-seven billion, eight hundred ninety-two million, eight hundred twenty-five thousand, eight hundred nineteen".