51563260612063 has 2 divisors, whose sum is σ = 51563260612064. Its totient is φ = 51563260612062.

The previous prime is 51563260612001. The next prime is 51563260612069. The reversal of 51563260612063 is 36021606236515.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51563260612063 - 2²⁵ = 51563227057631 is a prime.

It is a super-2 number, since 2×51563260612063² (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 (51563260612069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25781630306031 + 25781630306032.

It is an arithmetic number, because the mean of its divisors is an integer number (25781630306032).

Almost surely, 2^{51563260612063} is an apocalyptic number.

51563260612063 is a deficient number, since it is larger than the sum of its proper divisors (1).

51563260612063 is an equidigital number, since it uses as much as digits as its factorization.

51563260612063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 46.

Adding to 51563260612063 its reverse (36021606236515), we get a palindrome (87584866848578).

The spelling of 51563260612063 in words is "fifty-one trillion, five hundred sixty-three billion, two hundred sixty million, six hundred twelve thousand, sixty-three".