27335519993 has 2 divisors, whose sum is σ = 27335519994. Its totient is φ = 27335519992.

The previous prime is 27335519989. The next prime is 27335520049. The reversal of 27335519993 is 39991553372.

It is an a-pointer prime, because the next prime (27335520049) can be obtained adding 27335519993 to its sum of digits (56).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14518563049 + 12816956944 = 120493^2 + 113212^2 .

It is a cyclic number.

It is not a de Polignac number, because 27335519993 - 2² = 27335519989 is a prime.

It is not a weakly prime, because it can be changed into another prime (27335519693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13667759996 + 13667759997.

It is an arithmetic number, because the mean of its divisors is an integer number (13667759997).

Almost surely, 2^27335519993 is an apocalyptic number.

It is an amenable number.

27335519993 is a deficient number, since it is larger than the sum of its proper divisors (1).

27335519993 is an equidigital number, since it uses as much as digits as its factorization.

27335519993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6889050, while the sum is 56.

The spelling of 27335519993 in words is "twenty-seven billion, three hundred thirty-five million, five hundred nineteen thousand, nine hundred ninety-three".