65413841447 has 2 divisors, whose sum is σ = 65413841448. Its totient is φ = 65413841446.

The previous prime is 65413841413. The next prime is 65413841483. The reversal of 65413841447 is 74414831456.

65413841447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65413841447 - 2¹⁰ = 65413840423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65413841407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32706920723 + 32706920724.

It is an arithmetic number, because the mean of its divisors is an integer number (32706920724).

Almost surely, 2^65413841447 is an apocalyptic number.

65413841447 is a deficient number, since it is larger than the sum of its proper divisors (1).

65413841447 is an equidigital number, since it uses as much as digits as its factorization.

65413841447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 47.

Subtracting 65413841447 from its reverse (74414831456), we obtain a palindrome (9000990009).

The spelling of 65413841447 in words is "sixty-five billion, four hundred thirteen million, eight hundred forty-one thousand, four hundred forty-seven".