674770031984896 has 81 divisors (see below), whose sum is σ = 1376211355988511. Its totient is φ = 330197052105216.

The previous prime is 674770031984857. The next prime is 674770031984899. The reversal of 674770031984896 is 698489130077476.

The square root of 674770031984896 is 25976336.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674770031984899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19534187401 + ... + 19534221943.

Almost surely, 2^{674770031984896} is an apocalyptic number.

674770031984896 is the 25976336-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674770031984896

674770031984896 is an abundant number, since it is smaller than the sum of its proper divisors (701441324003615).

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

674770031984896 is an frugal number, since it uses more digits than its factorization.

674770031984896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69196 (or 34592 counting only the distinct ones).

The product of its (nonzero) digits is 3072577536, while the sum is 79.

The spelling of 674770031984896 in words is "six hundred seventy-four trillion, seven hundred seventy billion, thirty-one million, nine hundred eighty-four thousand, eight hundred ninety-six".