265520565141 has 16 divisors (see below), whose sum is σ = 403687376064. Its totient is φ = 153785666304.

The previous prime is 265520565139. The next prime is 265520565173. The reversal of 265520565141 is 141565025562.

265520565141 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 265520565141 - 2¹ = 265520565139 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 265520565093 and 265520565102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265520565041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200241091 + ... + 200242416.

It is an arithmetic number, because the mean of its divisors is an integer number (25230461004).

Almost surely, 2^265520565141 is an apocalyptic number.

It is an amenable number.

265520565141 is a deficient number, since it is larger than the sum of its proper divisors (138166810923).

265520565141 is a wasteful number, since it uses less digits than its factorization.

265520565141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400483540.

The product of its (nonzero) digits is 360000, while the sum is 42.

The spelling of 265520565141 in words is "two hundred sixty-five billion, five hundred twenty million, five hundred sixty-five thousand, one hundred forty-one".