27242202733 has 2 divisors, whose sum is σ = 27242202734. Its totient is φ = 27242202732.

The previous prime is 27242202629. The next prime is 27242202739. The reversal of 27242202733 is 33720224272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15551835849 + 11690366884 = 124707^2 + 108122^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27242202733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27242202739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13621101366 + 13621101367.

It is an arithmetic number, because the mean of its divisors is an integer number (13621101367).

Almost surely, 2^27242202733 is an apocalyptic number.

It is an amenable number.

27242202733 is a deficient number, since it is larger than the sum of its proper divisors (1).

27242202733 is an equidigital number, since it uses as much as digits as its factorization.

27242202733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 34.

The spelling of 27242202733 in words is "twenty-seven billion, two hundred forty-two million, two hundred two thousand, seven hundred thirty-three".