10245432046561 has 2 divisors, whose sum is σ = 10245432046562. Its totient is φ = 10245432046560.

The previous prime is 10245432046529. The next prime is 10245432046601. The reversal of 10245432046561 is 16564023454201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6558721000000 + 3686711046561 = 2561000^2 + 1920081^2 .

It is a cyclic number.

It is not a de Polignac number, because 10245432046561 - 2⁵ = 10245432046529 is a prime.

It is not a weakly prime, because it can be changed into another prime (10245432046261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5122716023280 + 5122716023281.

It is an arithmetic number, because the mean of its divisors is an integer number (5122716023281).

Almost surely, 2^{10245432046561} is an apocalyptic number.

It is an amenable number.

10245432046561 is a deficient number, since it is larger than the sum of its proper divisors (1).

10245432046561 is an equidigital number, since it uses as much as digits as its factorization.

10245432046561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 10245432046561 in words is "ten trillion, two hundred forty-five billion, four hundred thirty-two million, forty-six thousand, five hundred sixty-one".