27755028049993 has 2 divisors, whose sum is σ = 27755028049994. Its totient is φ = 27755028049992.

The previous prime is 27755028049967. The next prime is 27755028050117. The reversal of 27755028049993 is 39994082055772.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20929417217424 + 6825610832569 = 4574868^2 + 2612587^2 .

It is a cyclic number.

It is not a de Polignac number, because 27755028049993 - 2¹³ = 27755028041801 is a prime.

It is not a weakly prime, because it can be changed into another prime (27755028049193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13877514024996 + 13877514024997.

It is an arithmetic number, because the mean of its divisors is an integer number (13877514024997).

Almost surely, 2^{27755028049993} is an apocalyptic number.

It is an amenable number.

27755028049993 is a deficient number, since it is larger than the sum of its proper divisors (1).

27755028049993 is an equidigital number, since it uses as much as digits as its factorization.

27755028049993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 342921600, while the sum is 70.

The spelling of 27755028049993 in words is "twenty-seven trillion, seven hundred fifty-five billion, twenty-eight million, forty-nine thousand, nine hundred ninety-three".