676389464819 has 2 divisors, whose sum is σ = 676389464820. Its totient is φ = 676389464818.

The previous prime is 676389464801. The next prime is 676389464827. The reversal of 676389464819 is 918464983676.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 676389464819 - 2⁸ = 676389464563 is a prime.

It is a super-2 number, since 2×676389464819² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (676389463819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338194732409 + 338194732410.

It is an arithmetic number, because the mean of its divisors is an integer number (338194732410).

Almost surely, 2^676389464819 is an apocalyptic number.

676389464819 is a deficient number, since it is larger than the sum of its proper divisors (1).

676389464819 is an equidigital number, since it uses as much as digits as its factorization.

676389464819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 376233984, while the sum is 71.

The spelling of 676389464819 in words is "six hundred seventy-six billion, three hundred eighty-nine million, four hundred sixty-four thousand, eight hundred nineteen".