266004352626431 has 8 divisors (see below), whose sum is σ = 268073437420800. Its totient is φ = 263935851426520.

The previous prime is 266004352626421. The next prime is 266004352626449. The reversal of 266004352626431 is 134626253400662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 266004352626431 - 2³⁸ = 265729474719487 is a prime.

It is a super-2 number, since 2×266004352626431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 266004352626431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266004352626421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144983441 + ... + 146806698.

It is an arithmetic number, because the mean of its divisors is an integer number (33509179677600).

Almost surely, 2^{266004352626431} is an apocalyptic number.

266004352626431 is a deficient number, since it is larger than the sum of its proper divisors (2069084794369).

266004352626431 is a wasteful number, since it uses less digits than its factorization.

266004352626431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291797229.

The product of its (nonzero) digits is 7464960, while the sum is 50.

The spelling of 266004352626431 in words is "two hundred sixty-six trillion, four billion, three hundred fifty-two million, six hundred twenty-six thousand, four hundred thirty-one".