677154844 has 12 divisors (see below), whose sum is σ = 1187760784. Its totient is φ = 337794624.

The previous prime is 677154833. The next prime is 677154869. The reversal of 677154844 is 448451776.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 677154794 and 677154803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193752 + ... + 197215.

Almost surely, 2^677154844 is an apocalyptic number.

It is an amenable number.

677154844 is a deficient number, since it is larger than the sum of its proper divisors (510605940).

677154844 is a wasteful number, since it uses less digits than its factorization.

677154844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391404 (or 391402 counting only the distinct ones).

The product of its digits is 752640, while the sum is 46.

The square root of 677154844 is about 26022.1990615705. The cubic root of 677154844 is about 878.1377820761.

The spelling of 677154844 in words is "six hundred seventy-seven million, one hundred fifty-four thousand, eight hundred forty-four".