27970183952533 has 2 divisors, whose sum is σ = 27970183952534. Its totient is φ = 27970183952532.

The previous prime is 27970183952497. The next prime is 27970183952591. The reversal of 27970183952533 is 33525938107972.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27920899064529 + 49284888004 = 5284023^2 + 222002^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27970183952533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27970183952033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13985091976266 + 13985091976267.

It is an arithmetic number, because the mean of its divisors is an integer number (13985091976267).

Almost surely, 2^{27970183952533} is an apocalyptic number.

It is an amenable number.

27970183952533 is a deficient number, since it is larger than the sum of its proper divisors (1).

27970183952533 is an equidigital number, since it uses as much as digits as its factorization.

27970183952533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 85730400, while the sum is 64.

The spelling of 27970183952533 in words is "twenty-seven trillion, nine hundred seventy billion, one hundred eighty-three million, nine hundred fifty-two thousand, five hundred thirty-three".