667116862266 has 16 divisors (see below), whose sum is σ = 1338056748000. Its totient is φ = 221735116848.

The previous prime is 667116862163. The next prime is 667116862289. The reversal of 667116862266 is 662268611766.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159290376 + ... + 159294563.

It is an arithmetic number, because the mean of its divisors is an integer number (83628546750).

Almost surely, 2^667116862266 is an apocalyptic number.

667116862266 is an abundant number, since it is smaller than the sum of its proper divisors (670939885734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

667116862266 is a wasteful number, since it uses less digits than its factorization.

667116862266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318585293.

The product of its digits is 10450944, while the sum is 57.

The spelling of 667116862266 in words is "six hundred sixty-seven billion, one hundred sixteen million, eight hundred sixty-two thousand, two hundred sixty-six".