673959144841 has 4 divisors (see below), whose sum is σ = 709430678800. Its totient is φ = 638487610884.

The previous prime is 673959144823. The next prime is 673959144853. The reversal of 673959144841 is 148441959376.

673959144841 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 not a de Polignac number, because 673959144841 - 2²⁵ = 673925590409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673959144841.

It is not an unprimeable number, because it can be changed into a prime (673959144821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17735766951 + ... + 17735766988.

It is an arithmetic number, because the mean of its divisors is an integer number (177357669700).

Almost surely, 2^673959144841 is an apocalyptic number.

It is an amenable number.

673959144841 is a deficient number, since it is larger than the sum of its proper divisors (35471533959).

673959144841 is a wasteful number, since it uses less digits than its factorization.

673959144841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35471533958.

The product of its digits is 26127360, while the sum is 61.

The spelling of 673959144841 in words is "six hundred seventy-three billion, nine hundred fifty-nine million, one hundred forty-four thousand, eight hundred forty-one".