673644224343 has 4 divisors (see below), whose sum is σ = 898192299128. Its totient is φ = 449096149560.

The previous prime is 673644224317. The next prime is 673644224347. The reversal of 673644224343 is 343422446376.

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

It is not a de Polignac number, because 673644224343 - 2¹⁰ = 673644223319 is a prime.

It is a super-2 number, since 2×673644224343² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 673644224292 and 673644224301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673644224347) 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, 112274037388 + ... + 112274037393.

It is an arithmetic number, because the mean of its divisors is an integer number (224548074782).

Almost surely, 2^673644224343 is an apocalyptic number.

673644224343 is a deficient number, since it is larger than the sum of its proper divisors (224548074785).

673644224343 is a wasteful number, since it uses less digits than its factorization.

673644224343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224548074784.

The product of its digits is 6967296, while the sum is 48.

The spelling of 673644224343 in words is "six hundred seventy-three billion, six hundred forty-four million, two hundred twenty-four thousand, three hundred forty-three".