12652473167 has 4 divisors (see below), whose sum is σ = 13202580720. Its totient is φ = 12102365616.

The previous prime is 12652473151. The next prime is 12652473263. The reversal of 12652473167 is 76137425621.

It is a happy number.

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 12652473167 - 2⁴ = 12652473151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12652475167) 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, 275053742 + ... + 275053787.

It is an arithmetic number, because the mean of its divisors is an integer number (3300645180).

Almost surely, 2^12652473167 is an apocalyptic number.

12652473167 is a deficient number, since it is larger than the sum of its proper divisors (550107553).

12652473167 is an equidigital number, since it uses as much as digits as its factorization.

12652473167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550107552.

The product of its digits is 423360, while the sum is 44.

Adding to 12652473167 its reverse (76137425621), we get a palindrome (88789898788).

The spelling of 12652473167 in words is "twelve billion, six hundred fifty-two million, four hundred seventy-three thousand, one hundred sixty-seven".