266010006522155 has 16 divisors (see below), whose sum is σ = 380675189458944. Its totient is φ = 174476128500960.

The previous prime is 266010006522151. The next prime is 266010006522163. The reversal of 266010006522155 is 551225600010662.

It is not a de Polignac number, because 266010006522155 - 2² = 266010006522151 is a prime.

It is a super-2 number, since 2×266010006522155² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266010006522151) 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, 165223605731 + ... + 165223607340.

It is an arithmetic number, because the mean of its divisors is an integer number (23792199341184).

Almost surely, 2^{266010006522155} is an apocalyptic number.

266010006522155 is a deficient number, since it is larger than the sum of its proper divisors (114665182936789).

266010006522155 is a wasteful number, since it uses less digits than its factorization.

266010006522155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330447213106.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 266010006522155 in words is "two hundred sixty-six trillion, ten billion, six million, five hundred twenty-two thousand, one hundred fifty-five".