266004341334431 has 24 divisors (see below), whose sum is σ = 321955608880800. Its totient is φ = 214546412054016.

The previous prime is 266004341334401. The next prime is 266004341334463. The reversal of 266004341334431 is 134433143400662.

It is not a de Polignac number, because 266004341334431 - 2¹⁸ = 266004341072287 is a prime.

It is a super-2 number, since 2×266004341334431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266004341334401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2973765395 + ... + 2973854843.

It is an arithmetic number, because the mean of its divisors is an integer number (13414817036700).

Almost surely, 2^{266004341334431} is an apocalyptic number.

266004341334431 is a deficient number, since it is larger than the sum of its proper divisors (55951267546369).

266004341334431 is an frugal number, since it uses more digits than its factorization.

266004341334431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99471 (or 94472 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 44.

The spelling of 266004341334431 in words is "two hundred sixty-six trillion, four billion, three hundred forty-one million, three hundred thirty-four thousand, four hundred thirty-one".