27753293313877 has 2 divisors, whose sum is σ = 27753293313878. Its totient is φ = 27753293313876.

The previous prime is 27753293313853. The next prime is 27753293313973. The reversal of 27753293313877 is 77831339235772.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27381923735076 + 371369578801 = 5232774^2 + 609401^2 .

It is a cyclic number.

It is not a de Polignac number, because 27753293313877 - 2⁷ = 27753293313749 is a prime.

It is a super-2 number, since 2×27753293313877² (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 (27753293313677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13876646656938 + 13876646656939.

It is an arithmetic number, because the mean of its divisors is an integer number (13876646656939).

Almost surely, 2^{27753293313877} is an apocalyptic number.

It is an amenable number.

27753293313877 is a deficient number, since it is larger than the sum of its proper divisors (1).

27753293313877 is an equidigital number, since it uses as much as digits as its factorization.

27753293313877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 280052640, while the sum is 67.

The spelling of 27753293313877 in words is "twenty-seven trillion, seven hundred fifty-three billion, two hundred ninety-three million, three hundred thirteen thousand, eight hundred seventy-seven".