266554164480 has 144 divisors (see below), whose sum is σ = 851709781440. Its totient is φ = 71047512064.

The previous prime is 266554164479. The next prime is 266554164493. The reversal of 266554164480 is 84461455662.

266554164480 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 2×266554164480² (a number of 24 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 8713051 + ... + 8743589.

It is an arithmetic number, because the mean of its divisors is an integer number (5914651260).

Almost surely, 2^266554164480 is an apocalyptic number.

266554164480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266554164480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425854890720).

266554164480 is an abundant number, since it is smaller than the sum of its proper divisors (585155616960).

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

266554164480 is a wasteful number, since it uses less digits than its factorization.

266554164480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32836 (or 32822 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 51.

The spelling of 266554164480 in words is "two hundred sixty-six billion, five hundred fifty-four million, one hundred sixty-four thousand, four hundred eighty".