63246385972241 has 2 divisors, whose sum is σ = 63246385972242. Its totient is φ = 63246385972240.

The previous prime is 63246385972171. The next prime is 63246385972249. The reversal of 63246385972241 is 14227958364236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38156304972241 + 25090081000000 = 6177079^2 + 5009000^2 .

It is a cyclic number.

It is not a de Polignac number, because 63246385972241 - 2¹⁰ = 63246385971217 is a prime.

It is not a weakly prime, because it can be changed into another prime (63246385972249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31623192986120 + 31623192986121.

It is an arithmetic number, because the mean of its divisors is an integer number (31623192986121).

Almost surely, 2^{63246385972241} is an apocalyptic number.

It is an amenable number.

63246385972241 is a deficient number, since it is larger than the sum of its proper divisors (1).

63246385972241 is an equidigital number, since it uses as much as digits as its factorization.

63246385972241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104509440, while the sum is 62.

The spelling of 63246385972241 in words is "sixty-three trillion, two hundred forty-six billion, three hundred eighty-five million, nine hundred seventy-two thousand, two hundred forty-one".