9963562147547 has 2 divisors, whose sum is σ = 9963562147548. Its totient is φ = 9963562147546.

The previous prime is 9963562147529. The next prime is 9963562147559. The reversal of 9963562147547 is 7457412653699.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9963562147547 - 2⁸ = 9963562147291 is a prime.

It is not a weakly prime, because it can be changed into another prime (9963562149547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4981781073773 + 4981781073774.

It is an arithmetic number, because the mean of its divisors is an integer number (4981781073774).

Almost surely, 2^{9963562147547} is an apocalyptic number.

9963562147547 is a deficient number, since it is larger than the sum of its proper divisors (1).

9963562147547 is an equidigital number, since it uses as much as digits as its factorization.

9963562147547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 342921600, while the sum is 68.

The spelling of 9963562147547 in words is "nine trillion, nine hundred sixty-three billion, five hundred sixty-two million, one hundred forty-seven thousand, five hundred forty-seven".