1266134404226 has 16 divisors (see below), whose sum is σ = 2014901007360. Its totient is φ = 595025449200.

The previous prime is 1266134404201. The next prime is 1266134404237. The reversal of 1266134404226 is 6224044316621.

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, 131173625 + ... + 131183276.

It is an arithmetic number, because the mean of its divisors is an integer number (125931312960).

Almost surely, 2^{1266134404226} is an apocalyptic number.

1266134404226 is a deficient number, since it is larger than the sum of its proper divisors (748766603134).

1266134404226 is a wasteful number, since it uses less digits than its factorization.

1266134404226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262357049.

The product of its (nonzero) digits is 331776, while the sum is 41.

The spelling of 1266134404226 in words is "one trillion, two hundred sixty-six billion, one hundred thirty-four million, four hundred four thousand, two hundred twenty-six".