6555078683927 has 2 divisors, whose sum is σ = 6555078683928. Its totient is φ = 6555078683926.

The previous prime is 6555078683891. The next prime is 6555078684019. The reversal of 6555078683927 is 7293868705556.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6555078683927 - 2²⁴ = 6555061906711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6555078683627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3277539341963 + 3277539341964.

It is an arithmetic number, because the mean of its divisors is an integer number (3277539341964).

Almost surely, 2^{6555078683927} is an apocalyptic number.

6555078683927 is a deficient number, since it is larger than the sum of its proper divisors (1).

6555078683927 is an equidigital number, since it uses as much as digits as its factorization.

6555078683927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048000, while the sum is 71.

The spelling of 6555078683927 in words is "six trillion, five hundred fifty-five billion, seventy-eight million, six hundred eighty-three thousand, nine hundred twenty-seven".