65339913953 has 2 divisors, whose sum is σ = 65339913954. Its totient is φ = 65339913952.

The previous prime is 65339913943. The next prime is 65339913959. The reversal of 65339913953 is 35931993356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46210811089 + 19129102864 = 214967^2 + 138308^2 .

It is a cyclic number.

It is not a de Polignac number, because 65339913953 - 2⁴ = 65339913937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (65339913959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32669956976 + 32669956977.

It is an arithmetic number, because the mean of its divisors is an integer number (32669956977).

Almost surely, 2^65339913953 is an apocalyptic number.

It is an amenable number.

65339913953 is a deficient number, since it is larger than the sum of its proper divisors (1).

65339913953 is an equidigital number, since it uses as much as digits as its factorization.

65339913953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8857350, while the sum is 56.

The spelling of 65339913953 in words is "sixty-five billion, three hundred thirty-nine million, nine hundred thirteen thousand, nine hundred fifty-three".