26873162158789 has 2 divisors, whose sum is σ = 26873162158790. Its totient is φ = 26873162158788.

The previous prime is 26873162158781. The next prime is 26873162158793. The reversal of 26873162158789 is 98785126137862.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24082869204900 + 2790292953889 = 4907430^2 + 1670417^2 .

It is a cyclic number.

It is not a de Polignac number, because 26873162158789 - 2³ = 26873162158781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26873162158781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13436581079394 + 13436581079395.

It is an arithmetic number, because the mean of its divisors is an integer number (13436581079395).

Almost surely, 2^{26873162158789} is an apocalyptic number.

It is an amenable number.

26873162158789 is a deficient number, since it is larger than the sum of its proper divisors (1).

26873162158789 is an equidigital number, since it uses as much as digits as its factorization.

26873162158789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 487710720, while the sum is 73.

The spelling of 26873162158789 in words is "twenty-six trillion, eight hundred seventy-three billion, one hundred sixty-two million, one hundred fifty-eight thousand, seven hundred eighty-nine".