266044021105152 has 80 divisors (see below), whose sum is σ = 708851323825920. Its totient is φ = 88669650972672.

The previous prime is 266044021105103. The next prime is 266044021105217. The reversal of 266044021105152 is 251501120440662.

It is a self number, because there is not a number n which added to its sum of digits gives 266044021105152.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245073 + ... + 23068335.

It is an arithmetic number, because the mean of its divisors is an integer number (8860641547824).

Almost surely, 2^{266044021105152} is an apocalyptic number.

It is an amenable number.

266044021105152 is an abundant number, since it is smaller than the sum of its proper divisors (442807302720768).

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

266044021105152 is an equidigital number, since it uses as much as digits as its factorization.

266044021105152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22830873 (or 22830857 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 266044021105152 in words is "two hundred sixty-six trillion, forty-four billion, twenty-one million, one hundred five thousand, one hundred fifty-two".