13087467701689 has 2 divisors, whose sum is σ = 13087467701690. Its totient is φ = 13087467701688.

The previous prime is 13087467701653. The next prime is 13087467701719. The reversal of 13087467701689 is 98610776478031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8716712998464 + 4370754703225 = 2952408^2 + 2090635^2 .

It is an emirp because it is prime and its reverse (98610776478031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13087467701689 - 2²¹ = 13087465604537 is a prime.

It is not a weakly prime, because it can be changed into another prime (13087467701489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6543733850844 + 6543733850845.

It is an arithmetic number, because the mean of its divisors is an integer number (6543733850845).

Almost surely, 2^{13087467701689} is an apocalyptic number.

It is an amenable number.

13087467701689 is a deficient number, since it is larger than the sum of its proper divisors (1).

13087467701689 is an equidigital number, since it uses as much as digits as its factorization.

13087467701689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 85349376, while the sum is 67.

The spelling of 13087467701689 in words is "thirteen trillion, eighty-seven billion, four hundred sixty-seven million, seven hundred one thousand, six hundred eighty-nine".