65264426417 has 2 divisors, whose sum is σ = 65264426418. Its totient is φ = 65264426416.

The previous prime is 65264426413. The next prime is 65264426431. The reversal of 65264426417 is 71462446256.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65176047616 + 88378801 = 255296^2 + 9401^2 .

It is a cyclic number.

It is not a de Polignac number, because 65264426417 - 2² = 65264426413 is a prime.

It is not a weakly prime, because it can be changed into another prime (65264426413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32632213208 + 32632213209.

It is an arithmetic number, because the mean of its divisors is an integer number (32632213209).

Almost surely, 2^65264426417 is an apocalyptic number.

It is an amenable number.

65264426417 is a deficient number, since it is larger than the sum of its proper divisors (1).

65264426417 is an equidigital number, since it uses as much as digits as its factorization.

65264426417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 47.

The spelling of 65264426417 in words is "sixty-five billion, two hundred sixty-four million, four hundred twenty-six thousand, four hundred seventeen".