15648052241 has 2 divisors, whose sum is σ = 15648052242. Its totient is φ = 15648052240.

The previous prime is 15648052193. The next prime is 15648052283. The reversal of 15648052241 is 14225084651.

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., 13717328641 + 1930723600 = 117121^2 + 43940^2 .

It is an emirp because it is prime and its reverse (14225084651) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15648052241 - 2⁶ = 15648052177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15648052195 and 15648052204.

It is not a weakly prime, because it can be changed into another prime (15648051241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7824026120 + 7824026121.

It is an arithmetic number, because the mean of its divisors is an integer number (7824026121).

Almost surely, 2^15648052241 is an apocalyptic number.

It is an amenable number.

15648052241 is a deficient number, since it is larger than the sum of its proper divisors (1).

15648052241 is an equidigital number, since it uses as much as digits as its factorization.

15648052241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76800, while the sum is 38.

The spelling of 15648052241 in words is "fifteen billion, six hundred forty-eight million, fifty-two thousand, two hundred forty-one".