27136914433 has 2 divisors, whose sum is σ = 27136914434. Its totient is φ = 27136914432.

The previous prime is 27136914383. The next prime is 27136914449. The reversal of 27136914433 is 33441963172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24154443889 + 2982470544 = 155417^2 + 54612^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27136914433 is a prime.

It is a super-2 number, since 2×27136914433² (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 27136914433.

It is not a weakly prime, because it can be changed into another prime (27136914733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13568457216 + 13568457217.

It is an arithmetic number, because the mean of its divisors is an integer number (13568457217).

Almost surely, 2^27136914433 is an apocalyptic number.

It is an amenable number.

27136914433 is a deficient number, since it is larger than the sum of its proper divisors (1).

27136914433 is an equidigital number, since it uses as much as digits as its factorization.

27136914433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 43.

The spelling of 27136914433 in words is "twenty-seven billion, one hundred thirty-six million, nine hundred fourteen thousand, four hundred thirty-three".