63194406941 has 2 divisors, whose sum is σ = 63194406942. Its totient is φ = 63194406940.

The previous prime is 63194406929. The next prime is 63194406983. The reversal of 63194406941 is 14960449136.

It is a happy number.

63194406941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62090174041 + 1104232900 = 249179^2 + 33230^2 .

It is a cyclic number.

It is not a de Polignac number, because 63194406941 - 2¹⁰ = 63194405917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63194406241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31597203470 + 31597203471.

It is an arithmetic number, because the mean of its divisors is an integer number (31597203471).

Almost surely, 2^63194406941 is an apocalyptic number.

It is an amenable number.

63194406941 is a deficient number, since it is larger than the sum of its proper divisors (1).

63194406941 is an equidigital number, since it uses as much as digits as its factorization.

63194406941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 47.

The spelling of 63194406941 in words is "sixty-three billion, one hundred ninety-four million, four hundred six thousand, nine hundred forty-one".