266456326341264 has 40 divisors (see below), whose sum is σ = 724574220755040. Its totient is φ = 84144103054848.

The previous prime is 266456326341241. The next prime is 266456326341323. The reversal of 266456326341264 is 462143623654662.

It is a junction number, because it is equal to n+sod(n) for n = 266456326341198 and 266456326341207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146083511337 + ... + 146083513160.

It is an arithmetic number, because the mean of its divisors is an integer number (18114355518876).

Almost surely, 2^{266456326341264} is an apocalyptic number.

266456326341264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

266456326341264 is an abundant number, since it is smaller than the sum of its proper divisors (458117894413776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266456326341264 is a wasteful number, since it uses less digits than its factorization.

266456326341264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292167024527 (or 292167024521 counting only the distinct ones).

The product of its digits is 179159040, while the sum is 60.

The spelling of 266456326341264 in words is "two hundred sixty-six trillion, four hundred fifty-six billion, three hundred twenty-six million, three hundred forty-one thousand, two hundred sixty-four".