266006665264652 has 48 divisors (see below), whose sum is σ = 502839181840800. Its totient is φ = 122400820362240.

The previous prime is 266006665264621. The next prime is 266006665264661. The reversal of 266006665264652 is 256462566600662.

266006665264652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×266006665264652² (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, 20598974 + ... + 30924602.

It is an arithmetic number, because the mean of its divisors is an integer number (10475816288350).

Almost surely, 2^{266006665264652} is an apocalyptic number.

It is an amenable number.

266006665264652 is a deficient number, since it is larger than the sum of its proper divisors (236832516576148).

266006665264652 is a wasteful number, since it uses less digits than its factorization.

266006665264652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10327146 (or 10327144 counting only the distinct ones).

The product of its (nonzero) digits is 223948800, while the sum is 62.

The spelling of 266006665264652 in words is "two hundred sixty-six trillion, six billion, six hundred sixty-five million, two hundred sixty-four thousand, six hundred fifty-two".