266066240022 has 64 divisors (see below), whose sum is σ = 653844913920. Its totient is φ = 79521652800.

The previous prime is 266066240017. The next prime is 266066240059. The reversal of 266066240022 is 220042660662.

It is a happy number.

266066240022 is a `hidden beast` number, since 2 + 6 + 6 + 0 + 6 + 624 + 0 + 0 + 22 = 666.

266066240022 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3024604 + ... + 3111327.

It is an arithmetic number, because the mean of its divisors is an integer number (10216326780).

Almost surely, 2^266066240022 is an apocalyptic number.

266066240022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

266066240022 is an abundant number, since it is smaller than the sum of its proper divisors (387778673898).

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

266066240022 is a wasteful number, since it uses less digits than its factorization.

266066240022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6136026 (or 6136020 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 266066240022 in words is "two hundred sixty-six billion, sixty-six million, two hundred forty thousand, twenty-two".