667210562163 has 12 divisors (see below), whose sum is σ = 1014472200040. Its totient is φ = 421396144416.

The previous prime is 667210562113. The next prime is 667210562167. The reversal of 667210562163 is 361265012766.

667210562163 is a `hidden beast` number, since 6 + 6 + 7 + 2 + 10 + 5 + 621 + 6 + 3 = 666.

It is not a de Polignac number, because 667210562163 - 2⁹ = 667210561651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (667210562167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1950907906 + ... + 1950908247.

Almost surely, 2^667210562163 is an apocalyptic number.

667210562163 is a deficient number, since it is larger than the sum of its proper divisors (347261637877).

667210562163 is a wasteful number, since it uses less digits than its factorization.

667210562163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3901816178 (or 3901816175 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 667210562163 in words is "six hundred sixty-seven billion, two hundred ten million, five hundred sixty-two thousand, one hundred sixty-three".