677258813 has 16 divisors (see below), whose sum is σ = 848116224. Its totient is φ = 525395760.

The previous prime is 677258797. The next prime is 677258821. The reversal of 677258813 is 318852776.

It is a happy number.

677258813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 677258813 - 2⁴ = 677258797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677258893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1895 + ... + 36852.

It is an arithmetic number, because the mean of its divisors is an integer number (53007264).

Almost surely, 2^677258813 is an apocalyptic number.

It is an amenable number.

677258813 is a deficient number, since it is larger than the sum of its proper divisors (170857411).

677258813 is a wasteful number, since it uses less digits than its factorization.

677258813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38992.

The product of its digits is 564480, while the sum is 47.

The square root of 677258813 is about 26024.1966830871. The cubic root of 677258813 is about 878.1827222822.

The spelling of 677258813 in words is "six hundred seventy-seven million, two hundred fifty-eight thousand, eight hundred thirteen".