12167157263623 has 4 divisors (see below), whose sum is σ = 12167609550768. Its totient is φ = 12166704976480.

The previous prime is 12167157263621. The next prime is 12167157263641. The reversal of 12167157263623 is 32636275176121.

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 12167157263623 - 2¹ = 12167157263621 is a prime.

It is a super-2 number, since 2×12167157263623² (a number of 27 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 (12167157263621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226103218 + ... + 226157023.

It is an arithmetic number, because the mean of its divisors is an integer number (3041902387692).

Almost surely, 2^{12167157263623} is an apocalyptic number.

12167157263623 is a deficient number, since it is larger than the sum of its proper divisors (452287145).

12167157263623 is an equidigital number, since it uses as much as digits as its factorization.

12167157263623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452287144.

The product of its digits is 3810240, while the sum is 52.

The spelling of 12167157263623 in words is "twelve trillion, one hundred sixty-seven billion, one hundred fifty-seven million, two hundred sixty-three thousand, six hundred twenty-three".