63285364481 has 2 divisors, whose sum is σ = 63285364482. Its totient is φ = 63285364480.

The previous prime is 63285364427. The next prime is 63285364531. The reversal of 63285364481 is 18446358236.

It is a happy number.

It is an a-pointer prime, because the next prime (63285364531) can be obtained adding 63285364481 to its sum of digits (50).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62700160000 + 585204481 = 250400^2 + 24191^2 .

It is a cyclic number.

It is not a de Polignac number, because 63285364481 - 2¹⁴ = 63285348097 is a prime.

It is a super-2 number, since 2×63285364481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63285364421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31642682240 + 31642682241.

It is an arithmetic number, because the mean of its divisors is an integer number (31642682241).

Almost surely, 2^63285364481 is an apocalyptic number.

It is an amenable number.

63285364481 is a deficient number, since it is larger than the sum of its proper divisors (1).

63285364481 is an equidigital number, since it uses as much as digits as its factorization.

63285364481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3317760, while the sum is 50.

The spelling of 63285364481 in words is "sixty-three billion, two hundred eighty-five million, three hundred sixty-four thousand, four hundred eighty-one".