674840605000 has 80 divisors (see below), whose sum is σ = 1593222942960. Its totient is φ = 267875400000.

The previous prime is 674840604979. The next prime is 674840605007. The reversal of 674840605000 is 506048476.

It is a super-3 number, since 3×674840605000³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (674840605007) 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 19 ways as a sum of consecutive naturals, for example, 139855 + ... + 1170145.

It is an arithmetic number, because the mean of its divisors is an integer number (19915286787).

Almost surely, 2^674840605000 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 674840605000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (796611471480).

674840605000 is an abundant number, since it is smaller than the sum of its proper divisors (918382337960).

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

674840605000 is a wasteful number, since it uses less digits than its factorization.

674840605000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030448 (or 1030429 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 674840605000 in words is "six hundred seventy-four billion, eight hundred forty million, six hundred five thousand".