27598899799 has 2 divisors, whose sum is σ = 27598899800. Its totient is φ = 27598899798.

The previous prime is 27598899767. The next prime is 27598899851. The reversal of 27598899799 is 99799889572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27598899799 - 2⁵ = 27598899767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27598899739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13799449899 + 13799449900.

It is an arithmetic number, because the mean of its divisors is an integer number (13799449900).

Almost surely, 2^27598899799 is an apocalyptic number.

27598899799 is a deficient number, since it is larger than the sum of its proper divisors (1).

27598899799 is an equidigital number, since it uses as much as digits as its factorization.

27598899799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1851776640, while the sum is 82.

The spelling of 27598899799 in words is "twenty-seven billion, five hundred ninety-eight million, eight hundred ninety-nine thousand, seven hundred ninety-nine".