63452645941 has 2 divisors, whose sum is σ = 63452645942. Its totient is φ = 63452645940.

The previous prime is 63452645929. The next prime is 63452646041. The reversal of 63452645941 is 14954625436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47895322500 + 15557323441 = 218850^2 + 124729^2 .

It is a cyclic number.

It is not a de Polignac number, because 63452645941 - 2⁷ = 63452645813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63452645441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31726322970 + 31726322971.

It is an arithmetic number, because the mean of its divisors is an integer number (31726322971).

Almost surely, 2^63452645941 is an apocalyptic number.

It is an amenable number.

63452645941 is a deficient number, since it is larger than the sum of its proper divisors (1).

63452645941 is an equidigital number, since it uses as much as digits as its factorization.

63452645941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 49.

The spelling of 63452645941 in words is "sixty-three billion, four hundred fifty-two million, six hundred forty-five thousand, nine hundred forty-one".