51701238041 has 2 divisors, whose sum is σ = 51701238042. Its totient is φ = 51701238040.

The previous prime is 51701238013. The next prime is 51701238103. The reversal of 51701238041 is 14083210715.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50522002441 + 1179235600 = 224771^2 + 34340^2 .

It is a cyclic number.

It is not a de Polignac number, because 51701238041 - 2⁶ = 51701237977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51701237989 and 51701238007.

It is not a weakly prime, because it can be changed into another prime (51701238341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25850619020 + 25850619021.

It is an arithmetic number, because the mean of its divisors is an integer number (25850619021).

Almost surely, 2^51701238041 is an apocalyptic number.

It is an amenable number.

51701238041 is a deficient number, since it is larger than the sum of its proper divisors (1).

51701238041 is an equidigital number, since it uses as much as digits as its factorization.

51701238041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 32.

Adding to 51701238041 its reverse (14083210715), we get a palindrome (65784448756).

The spelling of 51701238041 in words is "fifty-one billion, seven hundred one million, two hundred thirty-eight thousand, forty-one".