13846528249 has 2 divisors, whose sum is σ = 13846528250. Its totient is φ = 13846528248.

The previous prime is 13846528219. The next prime is 13846528273. The reversal of 13846528249 is 94282564831.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12311455849 + 1535072400 = 110957^2 + 39180^2 .

It is a cyclic number.

It is not a de Polignac number, because 13846528249 - 2¹¹ = 13846526201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13846528196 and 13846528205.

It is not a weakly prime, because it can be changed into another prime (13846528219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6923264124 + 6923264125.

It is an arithmetic number, because the mean of its divisors is an integer number (6923264125).

Almost surely, 2^13846528249 is an apocalyptic number.

It is an amenable number.

13846528249 is a deficient number, since it is larger than the sum of its proper divisors (1).

13846528249 is an equidigital number, since it uses as much as digits as its factorization.

13846528249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3317760, while the sum is 52.

The spelling of 13846528249 in words is "thirteen billion, eight hundred forty-six million, five hundred twenty-eight thousand, two hundred forty-nine".