266057051020126 has 32 divisors (see below), whose sum is σ = 413205874639200. Its totient is φ = 128419139957760.

The previous prime is 266057051020001. The next prime is 266057051020127. The reversal of 266057051020126 is 621020150750662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266057051020127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65465355 + ... + 69410566.

It is an arithmetic number, because the mean of its divisors is an integer number (12912683582475).

Almost surely, 2^{266057051020126} is an apocalyptic number.

266057051020126 is a deficient number, since it is larger than the sum of its proper divisors (147148823619074).

266057051020126 is a wasteful number, since it uses less digits than its factorization.

266057051020126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134876284.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 266057051020126 in words is "two hundred sixty-six trillion, fifty-seven billion, fifty-one million, twenty thousand, one hundred twenty-six".