16524125249 has 2 divisors, whose sum is σ = 16524125250. Its totient is φ = 16524125248.

The previous prime is 16524125237. The next prime is 16524125287. The reversal of 16524125249 is 94252142561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11670913024 + 4853212225 = 108032^2 + 69665^2 .

It is an emirp because it is prime and its reverse (94252142561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16524125249 - 2³² = 12229157953 is a prime.

It is not a weakly prime, because it can be changed into another prime (16524125549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8262062624 + 8262062625.

It is an arithmetic number, because the mean of its divisors is an integer number (8262062625).

Almost surely, 2^16524125249 is an apocalyptic number.

It is an amenable number.

16524125249 is a deficient number, since it is larger than the sum of its proper divisors (1).

16524125249 is an equidigital number, since it uses as much as digits as its factorization.

16524125249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 41.

The spelling of 16524125249 in words is "sixteen billion, five hundred twenty-four million, one hundred twenty-five thousand, two hundred forty-nine".