265143103341361 has 8 divisors (see below), whose sum is σ = 303025904513024. Its totient is φ = 227261605914720.

The previous prime is 265143103341341. The next prime is 265143103341401. The reversal of 265143103341361 is 163143301341562.

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

It is a cyclic number.

It is not a de Polignac number, because 265143103341361 - 2¹⁵ = 265143103308593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (265143103341341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325500420 + ... + 326313973.

It is an arithmetic number, because the mean of its divisors is an integer number (37878238064128).

Almost surely, 2^{265143103341361} is an apocalyptic number.

It is an amenable number.

265143103341361 is a deficient number, since it is larger than the sum of its proper divisors (37882801171663).

265143103341361 is an equidigital number, since it uses as much as digits as its factorization.

265143103341361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651872511.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 265143103341361 in words is "two hundred sixty-five trillion, one hundred forty-three billion, one hundred three million, three hundred forty-one thousand, three hundred sixty-one".