65969714519 has 2 divisors, whose sum is σ = 65969714520. Its totient is φ = 65969714518.

The previous prime is 65969714491. The next prime is 65969714521. The reversal of 65969714519 is 91541796956.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65969714519 - 2¹² = 65969710423 is a prime.

It is a super-2 number, since 2×65969714519² (a number of 22 digits) contains 22 as substring.

Together with 65969714521, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65969714549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32984857259 + 32984857260.

It is an arithmetic number, because the mean of its divisors is an integer number (32984857260).

Almost surely, 2^65969714519 is an apocalyptic number.

65969714519 is a deficient number, since it is larger than the sum of its proper divisors (1).

65969714519 is an equidigital number, since it uses as much as digits as its factorization.

65969714519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18370800, while the sum is 62.

The spelling of 65969714519 in words is "sixty-five billion, nine hundred sixty-nine million, seven hundred fourteen thousand, five hundred nineteen".