51241164064543 has 2 divisors, whose sum is σ = 51241164064544. Its totient is φ = 51241164064542.

The previous prime is 51241164064537. The next prime is 51241164064631. The reversal of 51241164064543 is 34546046114215.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51241164064543 is a prime.

It is a super-3 number, since 3×51241164064543³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51241164064493 and 51241164064502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51241164004543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25620582032271 + 25620582032272.

It is an arithmetic number, because the mean of its divisors is an integer number (25620582032272).

Almost surely, 2^{51241164064543} is an apocalyptic number.

51241164064543 is a deficient number, since it is larger than the sum of its proper divisors (1).

51241164064543 is an equidigital number, since it uses as much as digits as its factorization.

51241164064543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 51241164064543 in words is "fifty-one trillion, two hundred forty-one billion, one hundred sixty-four million, sixty-four thousand, five hundred forty-three".