674681334680 has 16 divisors (see below), whose sum is σ = 1518033003120. Its totient is φ = 269872533856.

The previous prime is 674681334673. The next prime is 674681334703. The reversal of 674681334680 is 86433186476.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8433516644 + ... + 8433516723.

It is an arithmetic number, because the mean of its divisors is an integer number (94877062695).

Almost surely, 2^674681334680 is an apocalyptic number.

It is an amenable number.

674681334680 is an abundant number, since it is smaller than the sum of its proper divisors (843351668440).

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

674681334680 is a wasteful number, since it uses less digits than its factorization.

674681334680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16867033378 (or 16867033374 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 56.

The spelling of 674681334680 in words is "six hundred seventy-four billion, six hundred eighty-one million, three hundred thirty-four thousand, six hundred eighty".