14636278157 has 2 divisors, whose sum is σ = 14636278158. Its totient is φ = 14636278156.

The previous prime is 14636278147. The next prime is 14636278187. The reversal of 14636278157 is 75187263641.

14636278157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10868896516 + 3767381641 = 104254^2 + 61379^2 .

It is a cyclic number.

It is not a de Polignac number, because 14636278157 - 2⁴ = 14636278141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14636278147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7318139078 + 7318139079.

It is an arithmetic number, because the mean of its divisors is an integer number (7318139079).

Almost surely, 2^14636278157 is an apocalyptic number.

It is an amenable number.

14636278157 is a deficient number, since it is larger than the sum of its proper divisors (1).

14636278157 is an equidigital number, since it uses as much as digits as its factorization.

14636278157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1693440, while the sum is 50.

The spelling of 14636278157 in words is "fourteen billion, six hundred thirty-six million, two hundred seventy-eight thousand, one hundred fifty-seven".