65545974211 has 2 divisors, whose sum is σ = 65545974212. Its totient is φ = 65545974210.

The previous prime is 65545974139. The next prime is 65545974227. The reversal of 65545974211 is 11247954556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65545974211 - 2¹³ = 65545966019 is a prime.

It is a super-3 number, since 3×65545974211³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (65545974251) 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, 32772987105 + 32772987106.

It is an arithmetic number, because the mean of its divisors is an integer number (32772987106).

Almost surely, 2^65545974211 is an apocalyptic number.

65545974211 is a deficient number, since it is larger than the sum of its proper divisors (1).

65545974211 is an equidigital number, since it uses as much as digits as its factorization.

65545974211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512000, while the sum is 49.

The spelling of 65545974211 in words is "sixty-five billion, five hundred forty-five million, nine hundred seventy-four thousand, two hundred eleven".