51601316442301 has 2 divisors, whose sum is σ = 51601316442302. Its totient is φ = 51601316442300.

The previous prime is 51601316442287. The next prime is 51601316442383. The reversal of 51601316442301 is 10324461310615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33287418725625 + 18313897716676 = 5769525^2 + 4279474^2 .

It is a cyclic number.

It is not a de Polignac number, because 51601316442301 - 2⁹ = 51601316441789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51601316442601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25800658221150 + 25800658221151.

It is an arithmetic number, because the mean of its divisors is an integer number (25800658221151).

Almost surely, 2^{51601316442301} is an apocalyptic number.

It is an amenable number.

51601316442301 is a deficient number, since it is larger than the sum of its proper divisors (1).

51601316442301 is an equidigital number, since it uses as much as digits as its factorization.

51601316442301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 51601316442301 its reverse (10324461310615), we get a palindrome (61925777752916).

The spelling of 51601316442301 in words is "fifty-one trillion, six hundred one billion, three hundred sixteen million, four hundred forty-two thousand, three hundred one".