26873163207551 has 2 divisors, whose sum is σ = 26873163207552. Its totient is φ = 26873163207550.

The previous prime is 26873163207529. The next prime is 26873163207563. The reversal of 26873163207551 is 15570236137862.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26873163207551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26873163107551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13436581603775 + 13436581603776.

It is an arithmetic number, because the mean of its divisors is an integer number (13436581603776).

Almost surely, 2^{26873163207551} is an apocalyptic number.

26873163207551 is a deficient number, since it is larger than the sum of its proper divisors (1).

26873163207551 is an equidigital number, since it uses as much as digits as its factorization.

26873163207551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12700800, while the sum is 56.

The spelling of 26873163207551 in words is "twenty-six trillion, eight hundred seventy-three billion, one hundred sixty-three million, two hundred seven thousand, five hundred fifty-one".