674788233756 has 144 divisors (see below), whose sum is σ = 1982682237984. Its totient is φ = 177043636224.

The previous prime is 674788233697. The next prime is 674788233793. The reversal of 674788233756 is 657332887476.

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 47 ways as a sum of consecutive naturals, for example, 1246596 + ... + 1703988.

Almost surely, 2^674788233756 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674788233756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (991341118992).

674788233756 is an abundant number, since it is smaller than the sum of its proper divisors (1307894004228).

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

674788233756 is a wasteful number, since it uses less digits than its factorization.

674788233756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457620 (or 457611 counting only the distinct ones).

The product of its digits is 284497920, while the sum is 66.

The spelling of 674788233756 in words is "six hundred seventy-four billion, seven hundred eighty-eight million, two hundred thirty-three thousand, seven hundred fifty-six".