676055781547 has 2 divisors, whose sum is σ = 676055781548. Its totient is φ = 676055781546.

The previous prime is 676055781529. The next prime is 676055781563. The reversal of 676055781547 is 745187550676.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 676055781547 - 2¹¹ = 676055779499 is a prime.

It is not a weakly prime, because it can be changed into another prime (676055781347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338027890773 + 338027890774.

It is an arithmetic number, because the mean of its divisors is an integer number (338027890774).

Almost surely, 2^676055781547 is an apocalyptic number.

676055781547 is a deficient number, since it is larger than the sum of its proper divisors (1).

676055781547 is an equidigital number, since it uses as much as digits as its factorization.

676055781547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392000, while the sum is 61.

The spelling of 676055781547 in words is "six hundred seventy-six billion, fifty-five million, seven hundred eighty-one thousand, five hundred forty-seven".