65507134513 has 2 divisors, whose sum is σ = 65507134514. Its totient is φ = 65507134512.

The previous prime is 65507134477. The next prime is 65507134547. The reversal of 65507134513 is 31543170556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60504684529 + 5002449984 = 245977^2 + 70728^2 .

It is a cyclic number.

It is not a de Polignac number, because 65507134513 - 2⁹ = 65507134001 is a prime.

It is not a weakly prime, because it can be changed into another prime (65507137513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32753567256 + 32753567257.

It is an arithmetic number, because the mean of its divisors is an integer number (32753567257).

Almost surely, 2^65507134513 is an apocalyptic number.

It is an amenable number.

65507134513 is a deficient number, since it is larger than the sum of its proper divisors (1).

65507134513 is an equidigital number, since it uses as much as digits as its factorization.

65507134513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 40.

The spelling of 65507134513 in words is "sixty-five billion, five hundred seven million, one hundred thirty-four thousand, five hundred thirteen".