667210232117 has 32 divisors (see below), whose sum is σ = 788861251584. Its totient is φ = 556323768000.

The previous prime is 667210232111. The next prime is 667210232119. The reversal of 667210232117 is 711232012766.

It is not a de Polignac number, because 667210232117 - 2⁸ = 667210231861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667210232111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93299492 + ... + 93306642.

It is an arithmetic number, because the mean of its divisors is an integer number (24651914112).

Almost surely, 2^667210232117 is an apocalyptic number.

It is an amenable number.

667210232117 is a deficient number, since it is larger than the sum of its proper divisors (121651019467).

667210232117 is a wasteful number, since it uses less digits than its factorization.

667210232117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11249.

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 667210232117 in words is "six hundred sixty-seven billion, two hundred ten million, two hundred thirty-two thousand, one hundred seventeen".