673703403398 has 8 divisors (see below), whose sum is σ = 1016396464608. Its totient is φ = 334904581864.

The previous prime is 673703403391. The next prime is 673703403403. The reversal of 673703403398 is 893304307376.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×673703403398³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673703403391) 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 in 3 ways as a sum of consecutive naturals, for example, 973559486 + ... + 973560177.

It is an arithmetic number, because the mean of its divisors is an integer number (127049558076).

Almost surely, 2^673703403398 is an apocalyptic number.

673703403398 is a deficient number, since it is larger than the sum of its proper divisors (342693061210).

673703403398 is a wasteful number, since it uses less digits than its factorization.

673703403398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947119838.

The product of its (nonzero) digits is 6858432, while the sum is 53.

The spelling of 673703403398 in words is "six hundred seventy-three billion, seven hundred three million, four hundred three thousand, three hundred ninety-eight".