667462431673 has 8 divisors (see below), whose sum is σ = 725256293120. Its totient is φ = 611934996240.

The previous prime is 667462431637. The next prime is 667462431683. The reversal of 667462431673 is 376134264766.

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 667462431673 - 2⁹ = 667462431161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (667462431683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566605890 + ... + 566607067.

It is an arithmetic number, because the mean of its divisors is an integer number (90657036640).

Almost surely, 2^667462431673 is an apocalyptic number.

It is an amenable number.

667462431673 is a deficient number, since it is larger than the sum of its proper divisors (57793861447).

667462431673 is a wasteful number, since it uses less digits than its factorization.

667462431673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133213007.

The product of its digits is 18289152, while the sum is 55.

The spelling of 667462431673 in words is "six hundred sixty-seven billion, four hundred sixty-two million, four hundred thirty-one thousand, six hundred seventy-three".