266272351213 has 16 divisors (see below), whose sum is σ = 294200786880. Its totient is φ = 238978048000.

The previous prime is 266272351201. The next prime is 266272351237. The reversal of 266272351213 is 312153272662.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266272351213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266272351913) 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, 40173 + ... + 730861.

It is an arithmetic number, because the mean of its divisors is an integer number (18387549180).

Almost surely, 2^266272351213 is an apocalyptic number.

It is an amenable number.

266272351213 is a deficient number, since it is larger than the sum of its proper divisors (27928435667).

266272351213 is a wasteful number, since it uses less digits than its factorization.

266272351213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691148.

The product of its digits is 181440, while the sum is 40.

The spelling of 266272351213 in words is "two hundred sixty-six billion, two hundred seventy-two million, three hundred fifty-one thousand, two hundred thirteen".