266454334332131 has 32 divisors (see below), whose sum is σ = 301520874072000. Its totient is φ = 233329617722880.

The previous prime is 266454334332127. The next prime is 266454334332163. The reversal of 266454334332131 is 131233433454662.

It is a cyclic number.

It is not a de Polignac number, because 266454334332131 - 2² = 266454334332127 is a prime.

It is a super-2 number, since 2×266454334332131² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 266454334332131.

It is not an unprimeable number, because it can be changed into a prime (266454334335131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51336545 + ... + 56288093.

It is an arithmetic number, because the mean of its divisors is an integer number (9422527314750).

Almost surely, 2^{266454334332131} is an apocalyptic number.

266454334332131 is a deficient number, since it is larger than the sum of its proper divisors (35066539739869).

266454334332131 is a wasteful number, since it uses less digits than its factorization.

266454334332131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4952919.

The product of its digits is 11197440, while the sum is 50.

Adding to 266454334332131 its reverse (131233433454662), we get a palindrome (397687767786793).

The spelling of 266454334332131 in words is "two hundred sixty-six trillion, four hundred fifty-four billion, three hundred thirty-four million, three hundred thirty-two thousand, one hundred thirty-one".