100665717167 has 4 divisors (see below), whose sum is σ = 100674412080. Its totient is φ = 100657022256.

The previous prime is 100665717157. The next prime is 100665717239. The reversal of 100665717167 is 761717566001.

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 100665717167 - 2¹⁰ = 100665716143 is a prime.

It is a super-2 number, since 2×100665717167² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100665717137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4330067 + ... + 4353252.

It is an arithmetic number, because the mean of its divisors is an integer number (25168603020).

Almost surely, 2^100665717167 is an apocalyptic number.

100665717167 is a deficient number, since it is larger than the sum of its proper divisors (8694913).

100665717167 is an equidigital number, since it uses as much as digits as its factorization.

100665717167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8694912.

The product of its (nonzero) digits is 370440, while the sum is 47.

The spelling of 100665717167 in words is "one hundred billion, six hundred sixty-five million, seven hundred seventeen thousand, one hundred sixty-seven".