51063135213169 has 2 divisors, whose sum is σ = 51063135213170. Its totient is φ = 51063135213168.

The previous prime is 51063135213143. The next prime is 51063135213197. The reversal of 51063135213169 is 96131253136015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27901900950625 + 23161234262544 = 5282225^2 + 4812612^2 .

It is a cyclic number.

It is not a de Polignac number, because 51063135213169 - 2⁵ = 51063135213137 is a prime.

It is a super-2 number, since 2×51063135213169² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51063135213269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25531567606584 + 25531567606585.

It is an arithmetic number, because the mean of its divisors is an integer number (25531567606585).

Almost surely, 2^{51063135213169} is an apocalyptic number.

It is an amenable number.

51063135213169 is a deficient number, since it is larger than the sum of its proper divisors (1).

51063135213169 is an equidigital number, since it uses as much as digits as its factorization.

51063135213169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 437400, while the sum is 46.

The spelling of 51063135213169 in words is "fifty-one trillion, sixty-three billion, one hundred thirty-five million, two hundred thirteen thousand, one hundred sixty-nine".