13876450529 has 2 divisors, whose sum is σ = 13876450530. Its totient is φ = 13876450528.

The previous prime is 13876450517. The next prime is 13876450561. The reversal of 13876450529 is 92505467831.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8018844304 + 5857606225 = 89548^2 + 76535^2 .

It is a cyclic number.

It is not a de Polignac number, because 13876450529 - 2²⁴ = 13859673313 is a prime.

It is not a weakly prime, because it can be changed into another prime (13876450829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6938225264 + 6938225265.

It is an arithmetic number, because the mean of its divisors is an integer number (6938225265).

It is a 1-persistent number, because it is pandigital, but 2⋅13876450529 = 27752901058 is not.

Almost surely, 2^13876450529 is an apocalyptic number.

It is an amenable number.

13876450529 is a deficient number, since it is larger than the sum of its proper divisors (1).

13876450529 is an equidigital number, since it uses as much as digits as its factorization.

13876450529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 13876450529 in words is "thirteen billion, eight hundred seventy-six million, four hundred fifty thousand, five hundred twenty-nine".