65334555061 has 2 divisors, whose sum is σ = 65334555062. Its totient is φ = 65334555060.

The previous prime is 65334555059. The next prime is 65334555079. The reversal of 65334555061 is 16055543356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63456632836 + 1877922225 = 251906^2 + 43335^2 .

It is a cyclic number.

It is not a de Polignac number, because 65334555061 - 2¹ = 65334555059 is a prime.

Together with 65334555059, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 65334554999 and 65334555017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65334555761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32667277530 + 32667277531.

It is an arithmetic number, because the mean of its divisors is an integer number (32667277531).

Almost surely, 2^65334555061 is an apocalyptic number.

It is an amenable number.

65334555061 is a deficient number, since it is larger than the sum of its proper divisors (1).

65334555061 is an equidigital number, since it uses as much as digits as its factorization.

65334555061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810000, while the sum is 43.

The spelling of 65334555061 in words is "sixty-five billion, three hundred thirty-four million, five hundred fifty-five thousand, sixty-one".