63354534334919 has 2 divisors, whose sum is σ = 63354534334920. Its totient is φ = 63354534334918.

The previous prime is 63354534334901. The next prime is 63354534335011. The reversal of 63354534334919 is 91943343545336.

63354534334919 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63354534334919 is a prime.

It is a super-2 number, since 2×63354534334919² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63354534339919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31677267167459 + 31677267167460.

It is an arithmetic number, because the mean of its divisors is an integer number (31677267167460).

Almost surely, 2^{63354534334919} is an apocalyptic number.

63354534334919 is a deficient number, since it is larger than the sum of its proper divisors (1).

63354534334919 is an equidigital number, since it uses as much as digits as its factorization.

63354534334919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 188956800, while the sum is 62.

The spelling of 63354534334919 in words is "sixty-three trillion, three hundred fifty-four billion, five hundred thirty-four million, three hundred thirty-four thousand, nine hundred nineteen".