265140300320216 has 16 divisors (see below), whose sum is σ = 509263381713240. Its totient is φ = 129336731863360.

The previous prime is 265140300320201. The next prime is 265140300320237. The reversal of 265140300320216 is 612023003041562.

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, 404177286746 + ... + 404177287401.

Almost surely, 2^{265140300320216} is an apocalyptic number.

It is an amenable number.

265140300320216 is a deficient number, since it is larger than the sum of its proper divisors (244123081393024).

265140300320216 is a wasteful number, since it uses less digits than its factorization.

265140300320216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808354574194 (or 808354574190 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 265140300320216 its reverse (612023003041562), we get a palindrome (877163303361778).

The spelling of 265140300320216 in words is "two hundred sixty-five trillion, one hundred forty billion, three hundred million, three hundred twenty thousand, two hundred sixteen".