63313510369 has 2 divisors, whose sum is σ = 63313510370. Its totient is φ = 63313510368.

The previous prime is 63313510367. The next prime is 63313510423. The reversal of 63313510369 is 96301531336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60267795025 + 3045715344 = 245495^2 + 55188^2 .

It is a cyclic number.

It is not a de Polignac number, because 63313510369 - 2¹ = 63313510367 is a prime.

It is a super-2 number, since 2×63313510369² (a number of 22 digits) contains 22 as substring.

Together with 63313510367, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (63313510367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31656755184 + 31656755185.

It is an arithmetic number, because the mean of its divisors is an integer number (31656755185).

Almost surely, 2^63313510369 is an apocalyptic number.

It is an amenable number.

63313510369 is a deficient number, since it is larger than the sum of its proper divisors (1).

63313510369 is an equidigital number, since it uses as much as digits as its factorization.

63313510369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131220, while the sum is 40.

The spelling of 63313510369 in words is "sixty-three billion, three hundred thirteen million, five hundred ten thousand, three hundred sixty-nine".