265641042160216 has 64 divisors (see below), whose sum is σ = 516123711129600. Its totient is φ = 128041585401600.

The previous prime is 265641042160189. The next prime is 265641042160231. The reversal of 265641042160216 is 612061240146562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117724725 + ... + 119959963.

It is an arithmetic number, because the mean of its divisors is an integer number (8064432986400).

Almost surely, 2^{265641042160216} is an apocalyptic number.

It is an amenable number.

265641042160216 is a deficient number, since it is larger than the sum of its proper divisors (250482668969384).

265641042160216 is a wasteful number, since it uses less digits than its factorization.

265641042160216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237120 (or 2237116 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 265641042160216 in words is "two hundred sixty-five trillion, six hundred forty-one billion, forty-two million, one hundred sixty thousand, two hundred sixteen".