142522516631329 has 2 divisors, whose sum is σ = 142522516631330. Its totient is φ = 142522516631328.

The previous prime is 142522516631279. The next prime is 142522516631347. The reversal of 142522516631329 is 923136615225241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136503541341729 + 6018975289600 = 11683473^2 + 2453360^2 .

It is an emirp because it is prime and its reverse (923136615225241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142522516631329 is a prime.

It is a super-2 number, since 2×142522516631329² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142522516631629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71261258315664 + 71261258315665.

It is an arithmetic number, because the mean of its divisors is an integer number (71261258315665).

Almost surely, 2^{142522516631329} is an apocalyptic number.

It is an amenable number.

142522516631329 is a deficient number, since it is larger than the sum of its proper divisors (1).

142522516631329 is an equidigital number, since it uses as much as digits as its factorization.

142522516631329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4665600, while the sum is 52.

The spelling of 142522516631329 in words is "one hundred forty-two trillion, five hundred twenty-two billion, five hundred sixteen million, six hundred thirty-one thousand, three hundred twenty-nine".