65514903519 has 12 divisors (see below), whose sum is σ = 94589565576. Its totient is φ = 40316863392.

The previous prime is 65514903497. The next prime is 65514903539. The reversal of 65514903519 is 91530941556.

It is not a de Polignac number, because 65514903519 - 2²⁰ = 65513854943 is a prime.

It is a super-2 number, since 2×65514903519² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65514903539) 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 in 11 ways as a sum of consecutive naturals, for example, 64609852 + ... + 64610865.

It is an arithmetic number, because the mean of its divisors is an integer number (7882463798).

Almost surely, 2^65514903519 is an apocalyptic number.

65514903519 is a deficient number, since it is larger than the sum of its proper divisors (29074662057).

65514903519 is a wasteful number, since it uses less digits than its factorization.

65514903519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129220746 (or 129220733 counting only the distinct ones).

The product of its (nonzero) digits is 729000, while the sum is 48.

The spelling of 65514903519 in words is "sixty-five billion, five hundred fourteen million, nine hundred three thousand, five hundred nineteen".