674632317307146 has 32 divisors (see below), whose sum is σ = 1471930274808000. Its totient is φ = 204433310705280.

The previous prime is 674632317307139. The next prime is 674632317307147. The reversal of 674632317307146 is 641703713236476.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 674632317307146.

It is not an unprimeable number, because it can be changed into a prime (674632317307147) 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 15 ways as a sum of consecutive naturals, for example, 782830 + ... + 36740678.

It is an arithmetic number, because the mean of its divisors is an integer number (45997821087750).

Almost surely, 2^{674632317307146} is an apocalyptic number.

674632317307146 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

674632317307146 is an abundant number, since it is smaller than the sum of its proper divisors (797297957500854).

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

674632317307146 is a wasteful number, since it uses less digits than its factorization.

674632317307146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36242134.

The product of its (nonzero) digits is 64012032, while the sum is 60.

The spelling of 674632317307146 in words is "six hundred seventy-four trillion, six hundred thirty-two billion, three hundred seventeen million, three hundred seven thousand, one hundred forty-six".