12167856363 has 8 divisors (see below), whose sum is σ = 17471793808. Its totient is φ = 7487911584.

The previous prime is 12167856353. The next prime is 12167856377. The reversal of 12167856363 is 36365876121.

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

It is not a de Polignac number, because 12167856363 - 2⁴ = 12167856347 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12167856353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155998120 + ... + 155998197.

It is an arithmetic number, because the mean of its divisors is an integer number (2183974226).

Almost surely, 2^12167856363 is an apocalyptic number.

12167856363 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12167856363 is a deficient number, since it is larger than the sum of its proper divisors (5303937445).

12167856363 is a wasteful number, since it uses less digits than its factorization.

12167856363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311996333.

The product of its digits is 1088640, while the sum is 48.

The spelling of 12167856363 in words is "twelve billion, one hundred sixty-seven million, eight hundred fifty-six thousand, three hundred sixty-three".