265055643161323 has 24 divisors (see below), whose sum is σ = 310569298670400. Its totient is φ = 225540788428368.

The previous prime is 265055643161311. The next prime is 265055643161341. The reversal of 265055643161323 is 323161346550562.

It is a happy number.

265055643161323 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 265055643161323 - 2¹³ = 265055643153131 is a prime.

It is a super-2 number, since 2×265055643161323² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (265055643165323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99674368 + ... + 102299026.

It is an arithmetic number, because the mean of its divisors is an integer number (12940387444600).

Almost surely, 2^{265055643161323} is an apocalyptic number.

265055643161323 is a deficient number, since it is larger than the sum of its proper divisors (45513655509077).

265055643161323 is a wasteful number, since it uses less digits than its factorization.

265055643161323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639639 (or 2639632 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 52.

The spelling of 265055643161323 in words is "two hundred sixty-five trillion, fifty-five billion, six hundred forty-three million, one hundred sixty-one thousand, three hundred twenty-three".