63323340853 has 2 divisors, whose sum is σ = 63323340854. Its totient is φ = 63323340852.

The previous prime is 63323340827. The next prime is 63323340877. The reversal of 63323340853 is 35804332336.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60859409809 + 2463931044 = 246697^2 + 49638^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63323340853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63323340653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31661670426 + 31661670427.

It is an arithmetic number, because the mean of its divisors is an integer number (31661670427).

Almost surely, 2^63323340853 is an apocalyptic number.

It is an amenable number.

63323340853 is a deficient number, since it is larger than the sum of its proper divisors (1).

63323340853 is an equidigital number, since it uses as much as digits as its factorization.

63323340853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 40.

The spelling of 63323340853 in words is "sixty-three billion, three hundred twenty-three million, three hundred forty thousand, eight hundred fifty-three".