9556106472797 has 2 divisors, whose sum is σ = 9556106472798. Its totient is φ = 9556106472796.

The previous prime is 9556106472763. The next prime is 9556106472799. The reversal of 9556106472797 is 7972746016559.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9555585446521 + 521026276 = 3091211^2 + 22826^2 .

It is an emirp because it is prime and its reverse (7972746016559) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9556106472797 - 2²² = 9556102278493 is a prime.

Together with 9556106472799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9556106472799) 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, 4778053236398 + 4778053236399.

It is an arithmetic number, because the mean of its divisors is an integer number (4778053236399).

Almost surely, 2^{9556106472797} is an apocalyptic number.

It is an amenable number.

9556106472797 is a deficient number, since it is larger than the sum of its proper divisors (1).

9556106472797 is an equidigital number, since it uses as much as digits as its factorization.

9556106472797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200037600, while the sum is 68.

The spelling of 9556106472797 in words is "nine trillion, five hundred fifty-six billion, one hundred six million, four hundred seventy-two thousand, seven hundred ninety-seven".