266754056464 has 60 divisors (see below), whose sum is σ = 601558844124. Its totient is φ = 114258235392.

The previous prime is 266754056399. The next prime is 266754056467. The reversal of 266754056464 is 464650457662.

266754056464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 169529827600 + 97224228864 = 411740^2 + 311808^2 .

It is not an unprimeable number, because it can be changed into a prime (266754056467) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1297432 + ... + 1488904.

Almost surely, 2^266754056464 is an apocalyptic number.

It is an amenable number.

266754056464 is an abundant number, since it is smaller than the sum of its proper divisors (334804787660).

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

266754056464 is a wasteful number, since it uses less digits than its factorization.

266754056464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193272 (or 193259 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 55.

The spelling of 266754056464 in words is "two hundred sixty-six billion, seven hundred fifty-four million, fifty-six thousand, four hundred sixty-four".