673744869113 has 4 divisors (see below), whose sum is σ = 673972258128. Its totient is φ = 673517480100.

The previous prime is 673744869103. The next prime is 673744869131. The reversal of 673744869113 is 311968447376.

It is a happy number.

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-673744869113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673744869103) 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, 113690063 + ... + 113695988.

It is an arithmetic number, because the mean of its divisors is an integer number (168493064532).

Almost surely, 2^673744869113 is an apocalyptic number.

It is an amenable number.

673744869113 is a deficient number, since it is larger than the sum of its proper divisors (227389015).

673744869113 is a wasteful number, since it uses less digits than its factorization.

673744869113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227389014.

The product of its digits is 18289152, while the sum is 59.

The spelling of 673744869113 in words is "six hundred seventy-three billion, seven hundred forty-four million, eight hundred sixty-nine thousand, one hundred thirteen".