27557141753 has 2 divisors, whose sum is σ = 27557141754. Its totient is φ = 27557141752.

The previous prime is 27557141719. The next prime is 27557141771. The reversal of 27557141753 is 35714175572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25267327849 + 2289813904 = 158957^2 + 47852^2 .

It is a cyclic number.

It is not a de Polignac number, because 27557141753 - 2²⁰ = 27556093177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27557141698 and 27557141707.

It is not a weakly prime, because it can be changed into another prime (27557141783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13778570876 + 13778570877.

It is an arithmetic number, because the mean of its divisors is an integer number (13778570877).

Almost surely, 2^27557141753 is an apocalyptic number.

It is an amenable number.

27557141753 is a deficient number, since it is larger than the sum of its proper divisors (1).

27557141753 is an equidigital number, since it uses as much as digits as its factorization.

27557141753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1029000, while the sum is 47.

The spelling of 27557141753 in words is "twenty-seven billion, five hundred fifty-seven million, one hundred forty-one thousand, seven hundred fifty-three".