9545545459937 has 2 divisors, whose sum is σ = 9545545459938. Its totient is φ = 9545545459936.

The previous prime is 9545545459867. The next prime is 9545545459979. The reversal of 9545545459937 is 7399545455459.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9520581775936 + 24963684001 = 3085544^2 + 157999^2 .

It is an emirp because it is prime and its reverse (7399545455459) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9545545459937 - 2³⁰ = 9544471718113 is a prime.

It is a super-2 number, since 2×9545545459937² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9545545459837) 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, 4772772729968 + 4772772729969.

It is an arithmetic number, because the mean of its divisors is an integer number (4772772729969).

Almost surely, 2^{9545545459937} is an apocalyptic number.

It is an amenable number.

9545545459937 is a deficient number, since it is larger than the sum of its proper divisors (1).

9545545459937 is an equidigital number, since it uses as much as digits as its factorization.

9545545459937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3061800000, while the sum is 74.

The spelling of 9545545459937 in words is "nine trillion, five hundred forty-five billion, five hundred forty-five million, four hundred fifty-nine thousand, nine hundred thirty-seven".