573873816493 has 4 divisors (see below), whose sum is σ = 575243444160. Its totient is φ = 572504188828.

The previous prime is 573873816469. The next prime is 573873816521. The reversal of 573873816493 is 394618378375.

573873816493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-573873816493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 684813205 + ... + 684814042.

It is an arithmetic number, because the mean of its divisors is an integer number (143810861040).

Almost surely, 2^573873816493 is an apocalyptic number.

It is an amenable number.

573873816493 is a deficient number, since it is larger than the sum of its proper divisors (1369627667).

573873816493 is a wasteful number, since it uses less digits than its factorization.

573873816493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369627666.

The product of its digits is 91445760, while the sum is 64.

The spelling of 573873816493 in words is "five hundred seventy-three billion, eight hundred seventy-three million, eight hundred sixteen thousand, four hundred ninety-three".