674687342682 has 48 divisors (see below), whose sum is σ = 1547945658792. Its totient is φ = 211648358400.

The previous prime is 674687342671. The next prime is 674687342683. The reversal of 674687342682 is 286243786476.

It is a happy number.

674687342682 is a `hidden beast` number, since 6 + 7 + 4 + 68 + 73 + 426 + 82 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 506020245201 + 168667097481 = 711351^2 + 410691^2 .

It is not an unprimeable number, because it can be changed into a prime (674687342683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3705808 + ... + 3883604.

Almost surely, 2^674687342682 is an apocalyptic number.

674687342682 is an abundant number, since it is smaller than the sum of its proper divisors (873258316110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674687342682 is a wasteful number, since it uses less digits than its factorization.

674687342682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190223 (or 190220 counting only the distinct ones).

The product of its digits is 130056192, while the sum is 63.

The spelling of 674687342682 in words is "six hundred seventy-four billion, six hundred eighty-seven million, three hundred forty-two thousand, six hundred eighty-two".