66162752535013 has 2 divisors, whose sum is σ = 66162752535014. Its totient is φ = 66162752535012.

The previous prime is 66162752534939. The next prime is 66162752535049. The reversal of 66162752535013 is 31053525726166.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65044112090049 + 1118640444964 = 8064993^2 + 1057658^2 .

It is a cyclic number.

It is not a de Polignac number, because 66162752535013 - 2²⁹ = 66162215664101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66162752535613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33081376267506 + 33081376267507.

It is an arithmetic number, because the mean of its divisors is an integer number (33081376267507).

Almost surely, 2^{66162752535013} is an apocalyptic number.

It is an amenable number.

66162752535013 is a deficient number, since it is larger than the sum of its proper divisors (1).

66162752535013 is an equidigital number, since it uses as much as digits as its factorization.

66162752535013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804000, while the sum is 52.

The spelling of 66162752535013 in words is "sixty-six trillion, one hundred sixty-two billion, seven hundred fifty-two million, five hundred thirty-five thousand, thirteen".