26791368655167 has 12 divisors (see below), whose sum is σ = 39133459834560. Its totient is φ = 17660228026848.

The previous prime is 26791368655123. The next prime is 26791368655213. The reversal of 26791368655167 is 76155686319762.

26791368655167 is a `hidden beast` number, since 2 + 6 + 7 + 9 + 1 + 3 + 6 + 8 + 6 + 551 + 67 = 666.

It is not a de Polignac number, because 26791368655167 - 2¹² = 26791368651071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26791368655095 and 26791368655104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26791368656167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16723699983 + ... + 16723701584.

It is an arithmetic number, because the mean of its divisors is an integer number (3261121652880).

Almost surely, 2^{26791368655167} is an apocalyptic number.

26791368655167 is a deficient number, since it is larger than the sum of its proper divisors (12342091179393).

26791368655167 is a wasteful number, since it uses less digits than its factorization.

26791368655167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33447401662 (or 33447401659 counting only the distinct ones).

The product of its digits is 685843200, while the sum is 72.

The spelling of 26791368655167 in words is "twenty-six trillion, seven hundred ninety-one billion, three hundred sixty-eight million, six hundred fifty-five thousand, one hundred sixty-seven".