63473407068289 has 2 divisors, whose sum is σ = 63473407068290. Its totient is φ = 63473407068288.

The previous prime is 63473407068241. The next prime is 63473407068293. The reversal of 63473407068289 is 98286070437436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32075685331600 + 31397721736689 = 5663540^2 + 5603367^2 .

It is a cyclic number.

It is not a de Polignac number, because 63473407068289 - 2²⁵ = 63473373513857 is a prime.

It is not a weakly prime, because it can be changed into another prime (63473407068229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31736703534144 + 31736703534145.

It is an arithmetic number, because the mean of its divisors is an integer number (31736703534145).

Almost surely, 2^{63473407068289} is an apocalyptic number.

It is an amenable number.

63473407068289 is a deficient number, since it is larger than the sum of its proper divisors (1).

63473407068289 is an equidigital number, since it uses as much as digits as its factorization.

63473407068289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 292626432, while the sum is 67.

The spelling of 63473407068289 in words is "sixty-three trillion, four hundred seventy-three billion, four hundred seven million, sixty-eight thousand, two hundred eighty-nine".