676418101693 has 2 divisors, whose sum is σ = 676418101694. Its totient is φ = 676418101692.

The previous prime is 676418101687. The next prime is 676418101739. The reversal of 676418101693 is 396101814676.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 521286888004 + 155131213689 = 722002^2 + 393867^2 .

It is a cyclic number.

It is not a de Polignac number, because 676418101693 - 2⁹ = 676418101181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 676418101693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676418107693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338209050846 + 338209050847.

It is an arithmetic number, because the mean of its divisors is an integer number (338209050847).

Almost surely, 2^676418101693 is an apocalyptic number.

It is an amenable number.

676418101693 is a deficient number, since it is larger than the sum of its proper divisors (1).

676418101693 is an equidigital number, since it uses as much as digits as its factorization.

676418101693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 676418101693 in words is "six hundred seventy-six billion, four hundred eighteen million, one hundred one thousand, six hundred ninety-three".