677813122 has 16 divisors (see below), whose sum is σ = 1181661120. Its totient is φ = 285567408.

The previous prime is 677813119. The next prime is 677813159. The reversal of 677813122 is 221318776.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409473 + ... + 411124.

It is an arithmetic number, because the mean of its divisors is an integer number (73853820).

Almost surely, 2^677813122 is an apocalyptic number.

677813122 is a deficient number, since it is larger than the sum of its proper divisors (503847998).

677813122 is a wasteful number, since it uses less digits than its factorization.

677813122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820665.

The product of its digits is 28224, while the sum is 37.

The square root of 677813122 is about 26034.8443820969. The cubic root of 677813122 is about 878.4222426512.

It can be divided in two parts, 6778 and 13122, that added together give a triangular number (19900 = T₁₉₉).

The spelling of 677813122 in words is "six hundred seventy-seven million, eight hundred thirteen thousand, one hundred twenty-two".