676357399 has 2 divisors, whose sum is σ = 676357400. Its totient is φ = 676357398.

The previous prime is 676357397. The next prime is 676357453. The reversal of 676357399 is 993753676.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 676357399 - 2¹ = 676357397 is a prime.

Together with 676357397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676357397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338178699 + 338178700.

It is an arithmetic number, because the mean of its divisors is an integer number (338178700).

Almost surely, 2^676357399 is an apocalyptic number.

676357399 is a deficient number, since it is larger than the sum of its proper divisors (1).

676357399 is an equidigital number, since it uses as much as digits as its factorization.

676357399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6429780, while the sum is 55.

The square root of 676357399 is about 26006.8721494916. The cubic root of 676357399 is about 877.7929364536.

The spelling of 676357399 in words is "six hundred seventy-six million, three hundred fifty-seven thousand, three hundred ninety-nine".