63215848229 has 2 divisors, whose sum is σ = 63215848230. Its totient is φ = 63215848228.

The previous prime is 63215848193. The next prime is 63215848247. The reversal of 63215848229 is 92284851236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48936076225 + 14279772004 = 221215^2 + 119498^2 .

It is a cyclic number.

It is not a de Polignac number, because 63215848229 - 2²⁰ = 63214799653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63215848279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31607924114 + 31607924115.

It is an arithmetic number, because the mean of its divisors is an integer number (31607924115).

Almost surely, 2^63215848229 is an apocalyptic number.

It is an amenable number.

63215848229 is a deficient number, since it is larger than the sum of its proper divisors (1).

63215848229 is an equidigital number, since it uses as much as digits as its factorization.

63215848229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 50.

The spelling of 63215848229 in words is "sixty-three billion, two hundred fifteen million, eight hundred forty-eight thousand, two hundred twenty-nine".