266054360252443 has 16 divisors (see below), whose sum is σ = 328222984596480. Its totient is φ = 210609748442016.

The previous prime is 266054360252441. The next prime is 266054360252449. The reversal of 266054360252443 is 344252063450662.

It is a happy number.

266054360252443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 266054360252443 - 2¹ = 266054360252441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266054360252441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28491573855 + ... + 28491583192.

It is an arithmetic number, because the mean of its divisors is an integer number (20513936537280).

Almost surely, 2^{266054360252443} is an apocalyptic number.

266054360252443 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

266054360252443 is a deficient number, since it is larger than the sum of its proper divisors (62168624344037).

266054360252443 is a wasteful number, since it uses less digits than its factorization.

266054360252443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56983157106.

The product of its (nonzero) digits is 24883200, while the sum is 52.

The spelling of 266054360252443 in words is "two hundred sixty-six trillion, fifty-four billion, three hundred sixty million, two hundred fifty-two thousand, four hundred forty-three".