63452646041 has 2 divisors, whose sum is σ = 63452646042. Its totient is φ = 63452646040.

The previous prime is 63452645941. The next prime is 63452646071. The reversal of 63452646041 is 14064625436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44649380416 + 18803265625 = 211304^2 + 137125^2 .

It is a cyclic number.

It is not a de Polignac number, because 63452646041 - 2¹⁴ = 63452629657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63452646041.

It is not a weakly prime, because it can be changed into another prime (63452646071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31726323020 + 31726323021.

It is an arithmetic number, because the mean of its divisors is an integer number (31726323021).

Almost surely, 2^63452646041 is an apocalyptic number.

It is an amenable number.

63452646041 is a deficient number, since it is larger than the sum of its proper divisors (1).

63452646041 is an equidigital number, since it uses as much as digits as its factorization.

63452646041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 63452646041 in words is "sixty-three billion, four hundred fifty-two million, six hundred forty-six thousand, forty-one".