266043345154045 has 8 divisors (see below), whose sum is σ = 320576711340600. Its totient is φ = 211951544686080.

The previous prime is 266043345154031. The next prime is 266043345154073. The reversal of 266043345154045 is 540451543340662.

It can be written as a sum of positive squares in 4 ways, for example, as 1053848018041 + 264989497136004 = 1026571^2 + 16278498^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 266043345154045 - 2⁴⁵ = 230858973065213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266043345153983 and 266043345154001.

It is a congruent number.

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, 110391428320 + ... + 110391430729.

It is an arithmetic number, because the mean of its divisors is an integer number (40072088917575).

Almost surely, 2^{266043345154045} is an apocalyptic number.

It is an amenable number.

266043345154045 is a deficient number, since it is larger than the sum of its proper divisors (54533366186555).

266043345154045 is a wasteful number, since it uses less digits than its factorization.

266043345154045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220782859295.

The product of its (nonzero) digits is 20736000, while the sum is 52.

The spelling of 266043345154045 in words is "two hundred sixty-six trillion, forty-three billion, three hundred forty-five million, one hundred fifty-four thousand, forty-five".