53113533563 has 2 divisors, whose sum is σ = 53113533564. Its totient is φ = 53113533562.

The previous prime is 53113533547. The next prime is 53113533593. The reversal of 53113533563 is 36533531135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53113533563 - 2⁴ = 53113533547 is a prime.

It is not a weakly prime, because it can be changed into another prime (53113533503) 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, 26556766781 + 26556766782.

It is an arithmetic number, because the mean of its divisors is an integer number (26556766782).

Almost surely, 2^53113533563 is an apocalyptic number.

53113533563 is a deficient number, since it is larger than the sum of its proper divisors (1).

53113533563 is an equidigital number, since it uses as much as digits as its factorization.

53113533563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 182250, while the sum is 38.

The spelling of 53113533563 in words is "fifty-three billion, one hundred thirteen million, five hundred thirty-three thousand, five hundred sixty-three".