63117737522243 has 2 divisors, whose sum is σ = 63117737522244. Its totient is φ = 63117737522242.

The previous prime is 63117737522173. The next prime is 63117737522261. The reversal of 63117737522243 is 34222573771136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63117737522243 - 2¹⁰ = 63117737521219 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (63117737512243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31558868761121 + 31558868761122.

It is an arithmetic number, because the mean of its divisors is an integer number (31558868761122).

Almost surely, 2^{63117737522243} is an apocalyptic number.

63117737522243 is a deficient number, since it is larger than the sum of its proper divisors (1).

63117737522243 is an equidigital number, since it uses as much as digits as its factorization.

63117737522243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8890560, while the sum is 53.

The spelling of 63117737522243 in words is "sixty-three trillion, one hundred seventeen billion, seven hundred thirty-seven million, five hundred twenty-two thousand, two hundred forty-three".