51412248942143 has 2 divisors, whose sum is σ = 51412248942144. Its totient is φ = 51412248942142.

The previous prime is 51412248942053. The next prime is 51412248942157. The reversal of 51412248942143 is 34124984221415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51412248942143 - 2¹⁶ = 51412248876607 is a prime.

It is a super-2 number, since 2×51412248942143² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51412248942091 and 51412248942100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51412248942343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25706124471071 + 25706124471072.

It is an arithmetic number, because the mean of its divisors is an integer number (25706124471072).

Almost surely, 2^{51412248942143} is an apocalyptic number.

51412248942143 is a deficient number, since it is larger than the sum of its proper divisors (1).

51412248942143 is an equidigital number, since it uses as much as digits as its factorization.

51412248942143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2211840, while the sum is 50.

The spelling of 51412248942143 in words is "fifty-one trillion, four hundred twelve billion, two hundred forty-eight million, nine hundred forty-two thousand, one hundred forty-three".