15516565106041 has 2 divisors, whose sum is σ = 15516565106042. Its totient is φ = 15516565106040.

The previous prime is 15516565106033. The next prime is 15516565106083. The reversal of 15516565106041 is 14060156561551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12394201891600 + 3122363214441 = 3520540^2 + 1767021^2 .

It is an emirp because it is prime and its reverse (14060156561551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15516565106041 - 2³ = 15516565106033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15516565105982 and 15516565106000.

It is not a weakly prime, because it can be changed into another prime (15516565106741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7758282553020 + 7758282553021.

It is an arithmetic number, because the mean of its divisors is an integer number (7758282553021).

Almost surely, 2^{15516565106041} is an apocalyptic number.

It is an amenable number.

15516565106041 is a deficient number, since it is larger than the sum of its proper divisors (1).

15516565106041 is an equidigital number, since it uses as much as digits as its factorization.

15516565106041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540000, while the sum is 46.

The spelling of 15516565106041 in words is "fifteen trillion, five hundred sixteen billion, five hundred sixty-five million, one hundred six thousand, forty-one".