266541266022304 has 384 divisors, whose sum is σ = 700405754388480. Its totient is φ = 96850509152256.

The previous prime is 266541266022289. The next prime is 266541266022341. The reversal of 266541266022304 is 403220662145662.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 807195667 + ... + 807525805.

It is an arithmetic number, because the mean of its divisors is an integer number (1823973318720).

Almost surely, 2^{266541266022304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266541266022304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350202877194240).

266541266022304 is an abundant number, since it is smaller than the sum of its proper divisors (433864488366176).

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

266541266022304 is a wasteful number, since it uses less digits than its factorization.

266541266022304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330580 (or 330572 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 49.

The spelling of 266541266022304 in words is "two hundred sixty-six trillion, five hundred forty-one billion, two hundred sixty-six million, twenty-two thousand, three hundred four".