27542403840037 has 2 divisors, whose sum is σ = 27542403840038. Its totient is φ = 27542403840036.

The previous prime is 27542403839999. The next prime is 27542403840073. The reversal of 27542403840037 is 73004830424572.

Together with next prime (27542403840073) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26039067916801 + 1503335923236 = 5102849^2 + 1226106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27542403840037 is a prime.

It is a super-2 number, since 2×27542403840037² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27542403844037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13771201920018 + 13771201920019.

It is an arithmetic number, because the mean of its divisors is an integer number (13771201920019).

Almost surely, 2^{27542403840037} is an apocalyptic number.

It is an amenable number.

27542403840037 is a deficient number, since it is larger than the sum of its proper divisors (1).

27542403840037 is an equidigital number, since it uses as much as digits as its factorization.

27542403840037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4515840, while the sum is 49.

The spelling of 27542403840037 in words is "twenty-seven trillion, five hundred forty-two billion, four hundred three million, eight hundred forty thousand, thirty-seven".