677284863 has 8 divisors (see below), whose sum is σ = 925072176. Its totient is φ = 440510400.

The previous prime is 677284859. The next prime is 677284877. The reversal of 677284863 is 368482776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 677284863 - 2² = 677284859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677284163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2753068 + ... + 2753313.

It is an arithmetic number, because the mean of its divisors is an integer number (115634022).

Almost surely, 2^677284863 is an apocalyptic number.

677284863 is a deficient number, since it is larger than the sum of its proper divisors (247787313).

677284863 is a wasteful number, since it uses less digits than its factorization.

677284863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5506425.

The product of its digits is 2709504, while the sum is 51.

The square root of 677284863 is about 26024.6971740307. The cubic root of 677284863 is about 878.1939815754.

The spelling of 677284863 in words is "six hundred seventy-seven million, two hundred eighty-four thousand, eight hundred sixty-three".