674148013340 has 24 divisors (see below), whose sum is σ = 1415793028272. Its totient is φ = 269643548160.

The previous prime is 674148013337. The next prime is 674148013421. The reversal of 674148013340 is 43310841476.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622346 + ... + 1317425.

It is an arithmetic number, because the mean of its divisors is an integer number (58991376178).

Almost surely, 2^674148013340 is an apocalyptic number.

It is an amenable number.

674148013340 is an abundant number, since it is smaller than the sum of its proper divisors (741645014932).

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

674148013340 is a wasteful number, since it uses less digits than its factorization.

674148013340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957157 (or 1957155 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 674148013340 in words is "six hundred seventy-four billion, one hundred forty-eight million, thirteen thousand, three hundred forty".