677564299 has 2 divisors, whose sum is σ = 677564300. Its totient is φ = 677564298.

The previous prime is 677564213. The next prime is 677564311. The reversal of 677564299 is 992465776.

677564299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 677564299 - 2⁹ = 677563787 is a prime.

It is a super-2 number, since 2×677564299² = 918186758558722802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (677564399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338782149 + 338782150.

It is an arithmetic number, because the mean of its divisors is an integer number (338782150).

Almost surely, 2^677564299 is an apocalyptic number.

677564299 is a deficient number, since it is larger than the sum of its proper divisors (1).

677564299 is an equidigital number, since it uses as much as digits as its factorization.

677564299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5715360, while the sum is 55.

The square root of 677564299 is about 26030.0652899681. The cubic root of 677564299 is about 878.3147408430.

The spelling of 677564299 in words is "six hundred seventy-seven million, five hundred sixty-four thousand, two hundred ninety-nine".