674698780800 has 2304 divisors, whose sum is σ = 2954896588800. Its totient is φ = 144764928000.

The previous prime is 674698780787. The next prime is 674698780859. The reversal of 674698780800 is 8087896476.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 6550473549 + ... + 6550473651.

It is an arithmetic number, because the mean of its divisors is an integer number (1282507200).

Almost surely, 2^674698780800 is an apocalyptic number.

674698780800 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674698780800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1477448294400).

674698780800 is an abundant number, since it is smaller than the sum of its proper divisors (2280197808000).

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

674698780800 is a wasteful number, since it uses less digits than its factorization.

674698780800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 63.

The spelling of 674698780800 in words is "six hundred seventy-four billion, six hundred ninety-eight million, seven hundred eighty thousand, eight hundred".