673336397637 has 24 divisors (see below), whose sum is σ = 995492407104. Its totient is φ = 438443233344.

The previous prime is 673336397633. The next prime is 673336397639. The reversal of 673336397637 is 736793633376.

It is not a de Polignac number, because 673336397637 - 2² = 673336397633 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673336397633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4907403 + ... + 5042744.

It is an arithmetic number, because the mean of its divisors is an integer number (41478850296).

Almost surely, 2^673336397637 is an apocalyptic number.

It is an amenable number.

673336397637 is a deficient number, since it is larger than the sum of its proper divisors (322156009467).

673336397637 is a wasteful number, since it uses less digits than its factorization.

673336397637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9950329 (or 9950326 counting only the distinct ones).

The product of its digits is 162030456, while the sum is 63.

The spelling of 673336397637 in words is "six hundred seventy-three billion, three hundred thirty-six million, three hundred ninety-seven thousand, six hundred thirty-seven".