677695250 has 16 divisors (see below), whose sum is σ = 1268645976. Its totient is φ = 271078000.

The previous prime is 677695243. The next prime is 677695261. The reversal of 677695250 is 52596776.

It can be written as a sum of positive squares in 4 ways, for example, as 74943649 + 602751601 = 8657^2 + 24551^2 .

It is a junction number, because it is equal to n+sod(n) for n = 677695195 and 677695204.

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, 1355141 + ... + 1355640.

Almost surely, 2^677695250 is an apocalyptic number.

677695250 is a deficient number, since it is larger than the sum of its proper divisors (590950726).

677695250 is a wasteful number, since it uses less digits than its factorization.

677695250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710798 (or 2710788 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 47.

The square root of 677695250 is about 26032.5805482284. The cubic root of 677695250 is about 878.3713203612.

The spelling of 677695250 in words is "six hundred seventy-seven million, six hundred ninety-five thousand, two hundred fifty".