674023512418 has 4 divisors (see below), whose sum is σ = 1011035268630. Its totient is φ = 337011756208.

The previous prime is 674023512413. The next prime is 674023512451. The reversal of 674023512418 is 814215320476.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 595895995249 + 78127517169 = 771943^2 + 279513^2 .

It is not an unprimeable number, because it can be changed into a prime (674023512413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168505878103 + ... + 168505878106.

Almost surely, 2^674023512418 is an apocalyptic number.

674023512418 is a deficient number, since it is larger than the sum of its proper divisors (337011756212).

674023512418 is a wasteful number, since it uses less digits than its factorization.

674023512418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337011756211.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 674023512418 in words is "six hundred seventy-four billion, twenty-three million, five hundred twelve thousand, four hundred eighteen".