6673343945 has 8 divisors (see below), whose sum is σ = 8008455744. Its totient is φ = 5338379824.

The previous prime is 6673343923. The next prime is 6673343959. The reversal of 6673343945 is 5493433766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6673343945 - 2³⁰ = 5599602121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6673343893 and 6673343902.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136922 + ... + 179148.

It is an arithmetic number, because the mean of its divisors is an integer number (1001056968).

Almost surely, 2^6673343945 is an apocalyptic number.

It is an amenable number.

6673343945 is a deficient number, since it is larger than the sum of its proper divisors (1335111799).

6673343945 is a wasteful number, since it uses less digits than its factorization.

6673343945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73839.

The product of its digits is 4898880, while the sum is 50.

The square root of 6673343945 is about 81690.5376711403. The cubic root of 6673343945 is about 1882.7002040420.

The spelling of 6673343945 in words is "six billion, six hundred seventy-three million, three hundred forty-three thousand, nine hundred forty-five".