132656342231509 has 2 divisors, whose sum is σ = 132656342231510. Its totient is φ = 132656342231508.

The previous prime is 132656342231507. The next prime is 132656342231527. The reversal of 132656342231509 is 905132243656231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127865277909009 + 4791064322500 = 11307753^2 + 2188850^2 .

It is a cyclic number.

It is not a de Polignac number, because 132656342231509 - 2¹ = 132656342231507 is a prime.

Together with 132656342231507, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132656342231507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66328171115754 + 66328171115755.

It is an arithmetic number, because the mean of its divisors is an integer number (66328171115755).

Almost surely, 2^{132656342231509} is an apocalyptic number.

It is an amenable number.

132656342231509 is a deficient number, since it is larger than the sum of its proper divisors (1).

132656342231509 is an equidigital number, since it uses as much as digits as its factorization.

132656342231509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6998400, while the sum is 52.

The spelling of 132656342231509 in words is "one hundred thirty-two trillion, six hundred fifty-six billion, three hundred forty-two million, two hundred thirty-one thousand, five hundred nine".