51065161363 has 2 divisors, whose sum is σ = 51065161364. Its totient is φ = 51065161362.

The previous prime is 51065161321. The next prime is 51065161397. The reversal of 51065161363 is 36316156015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51065161363 - 2⁹ = 51065160851 is a prime.

It is not a weakly prime, because it can be changed into another prime (51065162363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25532580681 + 25532580682.

It is an arithmetic number, because the mean of its divisors is an integer number (25532580682).

Almost surely, 2^51065161363 is an apocalyptic number.

51065161363 is a deficient number, since it is larger than the sum of its proper divisors (1).

51065161363 is an equidigital number, since it uses as much as digits as its factorization.

51065161363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 51065161363 in words is "fifty-one billion, sixty-five million, one hundred sixty-one thousand, three hundred sixty-three".