673903373885 has 32 divisors (see below), whose sum is σ = 930111897600. Its totient is φ = 459160688448.

The previous prime is 673903373797. The next prime is 673903373921. The reversal of 673903373885 is 588373309376.

It is a happy number.

It is not a de Polignac number, because 673903373885 - 2¹⁶ = 673903308349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5109884 + ... + 5240106.

It is an arithmetic number, because the mean of its divisors is an integer number (29065996800).

Almost surely, 2^673903373885 is an apocalyptic number.

It is an amenable number.

673903373885 is a deficient number, since it is larger than the sum of its proper divisors (256208523715).

673903373885 is a wasteful number, since it uses less digits than its factorization.

673903373885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131177.

The product of its (nonzero) digits is 68584320, while the sum is 62.

The spelling of 673903373885 in words is "six hundred seventy-three billion, nine hundred three million, three hundred seventy-three thousand, eight hundred eighty-five".