667375107670 has 8 divisors (see below), whose sum is σ = 1201275193824. Its totient is φ = 266950043064.

The previous prime is 667375107647. The next prime is 667375107689. The reversal of 667375107670 is 76701573766.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33368755374 + ... + 33368755393.

It is an arithmetic number, because the mean of its divisors is an integer number (150159399228).

Almost surely, 2^667375107670 is an apocalyptic number.

667375107670 is a deficient number, since it is larger than the sum of its proper divisors (533900086154).

667375107670 is a wasteful number, since it uses less digits than its factorization.

667375107670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66737510774.

The product of its (nonzero) digits is 7779240, while the sum is 55.

The spelling of 667375107670 in words is "six hundred sixty-seven billion, three hundred seventy-five million, one hundred seven thousand, six hundred seventy".