667793560393 has 8 divisors (see below), whose sum is σ = 668190110336. Its totient is φ = 667397134800.

The previous prime is 667793560391. The next prime is 667793560409. The reversal of 667793560393 is 393065397766.

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 667793560393 - 2¹ = 667793560391 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (667793560391) 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, 12067255 + ... + 12122467.

It is an arithmetic number, because the mean of its divisors is an integer number (83523763792).

Almost surely, 2^667793560393 is an apocalyptic number.

It is an amenable number.

667793560393 is a deficient number, since it is larger than the sum of its proper divisors (396549943).

667793560393 is a wasteful number, since it uses less digits than its factorization.

667793560393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62175.

The product of its (nonzero) digits is 115736040, while the sum is 64.

The spelling of 667793560393 in words is "six hundred sixty-seven billion, seven hundred ninety-three million, five hundred sixty thousand, three hundred ninety-three".