265485687013 has 8 divisors (see below), whose sum is σ = 269996888160. Its totient is φ = 260974867440.

The previous prime is 265485686993. The next prime is 265485687017. The reversal of 265485687013 is 310786584562.

It is a happy number.

265485687013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 265485687013 - 2¹⁷ = 265485555941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265485687017) 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 7 ways as a sum of consecutive naturals, for example, 1545706 + ... + 1708852.

It is an arithmetic number, because the mean of its divisors is an integer number (33749611020).

Almost surely, 2^265485687013 is an apocalyptic number.

It is an amenable number.

265485687013 is a deficient number, since it is larger than the sum of its proper divisors (4511201147).

265485687013 is a wasteful number, since it uses less digits than its factorization.

265485687013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190787.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 265485687013 in words is "two hundred sixty-five billion, four hundred eighty-five million, six hundred eighty-seven thousand, thirteen".