671044004313043 has 4 divisors (see below), whose sum is σ = 671044210202520. Its totient is φ = 671043798423568.

The previous prime is 671044004312999. The next prime is 671044004313047. The reversal of 671044004313043 is 340313400440176.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 671044004313043 - 2³³ = 671035414378451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 671044004312987 and 671044004313005.

It is not an unprimeable number, because it can be changed into a prime (671044004313047) 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, 97975930 + ... + 104601007.

It is an arithmetic number, because the mean of its divisors is an integer number (167761052550630).

Almost surely, 2^{671044004313043} is an apocalyptic number.

671044004313043 is a deficient number, since it is larger than the sum of its proper divisors (205889477).

671044004313043 is a wasteful number, since it uses less digits than its factorization.

671044004313043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205889476.

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 671044004313043 in words is "six hundred seventy-one trillion, forty-four billion, four million, three hundred thirteen thousand, forty-three".