2002152612517 has 2 divisors, whose sum is σ = 2002152612518. Its totient is φ = 2002152612516.

The previous prime is 2002152612497. The next prime is 2002152612571. The reversal of 2002152612517 is 7152162512002.

Together with next prime (2002152612571) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1152715733316 + 849436879201 = 1073646^2 + 921649^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002152612517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002152612587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001076306258 + 1001076306259.

It is an arithmetic number, because the mean of its divisors is an integer number (1001076306259).

Almost surely, 2^{2002152612517} is an apocalyptic number.

It is an amenable number.

2002152612517 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002152612517 is an equidigital number, since it uses as much as digits as its factorization.

2002152612517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 2002152612517 in words is "two trillion, two billion, one hundred fifty-two million, six hundred twelve thousand, five hundred seventeen".