677426450 has 24 divisors (see below), whose sum is σ = 1263656100. Its totient is φ = 270187200.

The previous prime is 677426441. The next prime is 677426459. The reversal of 677426450 is 54624776.

It is an interprime number because it is at equal distance from previous prime (677426441) and next prime (677426459).

It can be written as a sum of positive squares in 6 ways, for example, as 363321721 + 314104729 = 19061^2 + 17723^2 .

It is a junction number, because it is equal to n+sod(n) for n = 677426398 and 677426407.

It is not an unprimeable number, because it can be changed into a prime (677426459) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1961 + ... + 36860.

Almost surely, 2^677426450 is an apocalyptic number.

677426450 is a deficient number, since it is larger than the sum of its proper divisors (586229650).

677426450 is a wasteful number, since it uses less digits than its factorization.

677426450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39182 (or 39177 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

The square root of 677426450 is about 26027.4172748661. The cubic root of 677426450 is about 878.2551730546.

The spelling of 677426450 in words is "six hundred seventy-seven million, four hundred twenty-six thousand, four hundred fifty".