10115522445473 has 2 divisors, whose sum is σ = 10115522445474. Its totient is φ = 10115522445472.

The previous prime is 10115522445467. The next prime is 10115522445529. The reversal of 10115522445473 is 37454422551101.

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., 9874822310929 + 240700134544 = 3142423^2 + 490612^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10115522445473 is a prime.

It is not a weakly prime, because it can be changed into another prime (10115522465473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5057761222736 + 5057761222737.

It is an arithmetic number, because the mean of its divisors is an integer number (5057761222737).

Almost surely, 2^{10115522445473} is an apocalyptic number.

It is an amenable number.

10115522445473 is a deficient number, since it is larger than the sum of its proper divisors (1).

10115522445473 is an equidigital number, since it uses as much as digits as its factorization.

10115522445473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672000, while the sum is 44.

Adding to 10115522445473 its reverse (37454422551101), we get a palindrome (47569944996574).

The spelling of 10115522445473 in words is "ten trillion, one hundred fifteen billion, five hundred twenty-two million, four hundred forty-five thousand, four hundred seventy-three".