63064895038861 has 2 divisors, whose sum is σ = 63064895038862. Its totient is φ = 63064895038860.

The previous prime is 63064895038837. The next prime is 63064895038867. The reversal of 63064895038861 is 16883059846036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56835103676836 + 6229791362025 = 7538906^2 + 2495955^2 .

It is a cyclic number.

It is not a de Polignac number, because 63064895038861 - 2⁵ = 63064895038829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63064895038867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31532447519430 + 31532447519431.

It is an arithmetic number, because the mean of its divisors is an integer number (31532447519431).

Almost surely, 2^{63064895038861} is an apocalyptic number.

It is an amenable number.

63064895038861 is a deficient number, since it is larger than the sum of its proper divisors (1).

63064895038861 is an equidigital number, since it uses as much as digits as its factorization.

63064895038861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 179159040, while the sum is 67.

The spelling of 63064895038861 in words is "sixty-three trillion, sixty-four billion, eight hundred ninety-five million, thirty-eight thousand, eight hundred sixty-one".