266113210422156 has 48 divisors (see below), whose sum is σ = 670270155206400. Its totient is φ = 81921907853632.

The previous prime is 266113210422097. The next prime is 266113210422181. The reversal of 266113210422156 is 651224012311662.

It is a super-2 number, since 2×266113210422156² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16623755766 + ... + 16623771773.

It is an arithmetic number, because the mean of its divisors is an integer number (13963961566800).

Almost surely, 2^{266113210422156} is an apocalyptic number.

It is an amenable number.

266113210422156 is an abundant number, since it is smaller than the sum of its proper divisors (404156944784244).

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

266113210422156 is a wasteful number, since it uses less digits than its factorization.

266113210422156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33247527598 (or 33247527596 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 266113210422156 in words is "two hundred sixty-six trillion, one hundred thirteen billion, two hundred ten million, four hundred twenty-two thousand, one hundred fifty-six".