65411225377 has 2 divisors, whose sum is σ = 65411225378. Its totient is φ = 65411225376.

The previous prime is 65411225351. The next prime is 65411225389. The reversal of 65411225377 is 77352211456.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57876811776 + 7534413601 = 240576^2 + 86801^2 .

It is a cyclic number.

It is not a de Polignac number, because 65411225377 - 2³¹ = 63263741729 is a prime.

It is not a weakly prime, because it can be changed into another prime (65411225317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32705612688 + 32705612689.

It is an arithmetic number, because the mean of its divisors is an integer number (32705612689).

Almost surely, 2^65411225377 is an apocalyptic number.

It is an amenable number.

65411225377 is a deficient number, since it is larger than the sum of its proper divisors (1).

65411225377 is an equidigital number, since it uses as much as digits as its factorization.

65411225377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 43.

The spelling of 65411225377 in words is "sixty-five billion, four hundred eleven million, two hundred twenty-five thousand, three hundred seventy-seven".