265641002066104 has 16 divisors (see below), whose sum is σ = 569230718713200. Its totient is φ = 113846143742592.

The previous prime is 265641002066059. The next prime is 265641002066197. The reversal of 265641002066104 is 401660200146562.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2371794661249 + ... + 2371794661360.

It is an arithmetic number, because the mean of its divisors is an integer number (35576919919575).

Almost surely, 2^{265641002066104} is an apocalyptic number.

It is an amenable number.

265641002066104 is an abundant number, since it is smaller than the sum of its proper divisors (303589716647096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

265641002066104 is a wasteful number, since it uses less digits than its factorization.

265641002066104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4743589322622 (or 4743589322618 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 265641002066104 in words is "two hundred sixty-five trillion, six hundred forty-one billion, two million, sixty-six thousand, one hundred four".