51346106420177 has 2 divisors, whose sum is σ = 51346106420178. Its totient is φ = 51346106420176.

The previous prime is 51346106420159. The next prime is 51346106420237. The reversal of 51346106420177 is 77102460164315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50394537385921 + 951569034256 = 7098911^2 + 975484^2 .

It is a cyclic number.

It is not a de Polignac number, because 51346106420177 - 2¹² = 51346106416081 is a prime.

It is a super-2 number, since 2×51346106420177² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51346106020177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25673053210088 + 25673053210089.

It is an arithmetic number, because the mean of its divisors is an integer number (25673053210089).

Almost surely, 2^{51346106420177} is an apocalyptic number.

It is an amenable number.

51346106420177 is a deficient number, since it is larger than the sum of its proper divisors (1).

51346106420177 is an equidigital number, since it uses as much as digits as its factorization.

51346106420177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 51346106420177 in words is "fifty-one trillion, three hundred forty-six billion, one hundred six million, four hundred twenty thousand, one hundred seventy-seven".