26668162816033 has 16 divisors (see below), whose sum is σ = 27982536031296. Its totient is φ = 25386644021760.

The previous prime is 26668162816019. The next prime is 26668162816081. The reversal of 26668162816033 is 33061826186662.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26668162816033 is a prime.

It is a super-2 number, since 2×26668162816033² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26668162816003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6018891 + ... + 9463792.

It is an arithmetic number, because the mean of its divisors is an integer number (1748908501956).

Almost surely, 2^{26668162816033} is an apocalyptic number.

It is an amenable number.

26668162816033 is a deficient number, since it is larger than the sum of its proper divisors (1314373215263).

26668162816033 is a wasteful number, since it uses less digits than its factorization.

26668162816033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15483744.

The product of its (nonzero) digits is 17915904, while the sum is 58.

The spelling of 26668162816033 in words is "twenty-six trillion, six hundred sixty-eight billion, one hundred sixty-two million, eight hundred sixteen thousand, thirty-three".