266012316430031 has 16 divisors (see below), whose sum is σ = 267485147526240. Its totient is φ = 264542246991360.

The previous prime is 266012316430027. The next prime is 266012316430039. The reversal of 266012316430031 is 130034613210662.

It is a cyclic number.

It is not a de Polignac number, because 266012316430031 - 2² = 266012316430027 is a prime.

It is a super-2 number, since 2×266012316430031² (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 (266012316430039) 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 15 ways as a sum of consecutive naturals, for example, 2429126180 + ... + 2429235686.

It is an arithmetic number, because the mean of its divisors is an integer number (16717821720390).

Almost surely, 2^{266012316430031} is an apocalyptic number.

266012316430031 is a deficient number, since it is larger than the sum of its proper divisors (1472831096209).

266012316430031 is a wasteful number, since it uses less digits than its factorization.

266012316430031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121994.

The product of its (nonzero) digits is 93312, while the sum is 38.

Adding to 266012316430031 its reverse (130034613210662), we get a palindrome (396046929640693).

The spelling of 266012316430031 in words is "two hundred sixty-six trillion, twelve billion, three hundred sixteen million, four hundred thirty thousand, thirty-one".