672369663167 has 4 divisors (see below), whose sum is σ = 672371378280. Its totient is φ = 672367948056.

The previous prime is 672369663151. The next prime is 672369663187. The reversal of 672369663167 is 761366963276.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 672369663167 - 2⁴ = 672369663151 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 (672369663137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52184 + ... + 1160802.

It is an arithmetic number, because the mean of its divisors is an integer number (168092844570).

Almost surely, 2^672369663167 is an apocalyptic number.

672369663167 is a deficient number, since it is larger than the sum of its proper divisors (1715113).

672369663167 is a wasteful number, since it uses less digits than its factorization.

672369663167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715112.

The product of its digits is 61725888, while the sum is 62.

The spelling of 672369663167 in words is "six hundred seventy-two billion, three hundred sixty-nine million, six hundred sixty-three thousand, one hundred sixty-seven".