69065709913 has 2 divisors, whose sum is σ = 69065709914. Its totient is φ = 69065709912.

The previous prime is 69065709901. The next prime is 69065709953. The reversal of 69065709913 is 31990756096.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38401497369 + 30664212544 = 195963^2 + 175112^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69065709913 is a prime.

It is not a weakly prime, because it can be changed into another prime (69065709953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34532854956 + 34532854957.

It is an arithmetic number, because the mean of its divisors is an integer number (34532854957).

Almost surely, 2^69065709913 is an apocalyptic number.

It is an amenable number.

69065709913 is a deficient number, since it is larger than the sum of its proper divisors (1).

69065709913 is an equidigital number, since it uses as much as digits as its factorization.

69065709913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2755620, while the sum is 55.

The spelling of 69065709913 in words is "sixty-nine billion, sixty-five million, seven hundred nine thousand, nine hundred thirteen".