65514903539 has 2 divisors, whose sum is σ = 65514903540. Its totient is φ = 65514903538.

The previous prime is 65514903497. The next prime is 65514903551. The reversal of 65514903539 is 93530941556.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65514903539 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (65514903589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32757451769 + 32757451770.

It is an arithmetic number, because the mean of its divisors is an integer number (32757451770).

Almost surely, 2^65514903539 is an apocalyptic number.

65514903539 is a deficient number, since it is larger than the sum of its proper divisors (1).

65514903539 is an equidigital number, since it uses as much as digits as its factorization.

65514903539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2187000, while the sum is 50.

The spelling of 65514903539 in words is "sixty-five billion, five hundred fourteen million, nine hundred three thousand, five hundred thirty-nine".