27298252819 has 2 divisors, whose sum is σ = 27298252820. Its totient is φ = 27298252818.

The previous prime is 27298252759. The next prime is 27298252823. The reversal of 27298252819 is 91825289272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27298252819 - 2¹⁵ = 27298220051 is a prime.

It is a super-2 number, since 2×27298252819² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27298252819.

It is not a weakly prime, because it can be changed into another prime (27298252889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13649126409 + 13649126410.

It is an arithmetic number, because the mean of its divisors is an integer number (13649126410).

Almost surely, 2^27298252819 is an apocalyptic number.

27298252819 is a deficient number, since it is larger than the sum of its proper divisors (1).

27298252819 is an equidigital number, since it uses as much as digits as its factorization.

27298252819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 55.

The spelling of 27298252819 in words is "twenty-seven billion, two hundred ninety-eight million, two hundred fifty-two thousand, eight hundred nineteen".