265640660364596 has 12 divisors (see below), whose sum is σ = 507132169787040. Its totient is φ = 120745754711160.

The previous prime is 265640660364503. The next prime is 265640660364649. The reversal of 265640660364596 is 695463066046562.

It is a happy number.

265640660364596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3018643867736 + ... + 3018643867823.

It is an arithmetic number, because the mean of its divisors is an integer number (42261014148920).

Almost surely, 2^{265640660364596} is an apocalyptic number.

It is an amenable number.

265640660364596 is a deficient number, since it is larger than the sum of its proper divisors (241491509422444).

265640660364596 is a wasteful number, since it uses less digits than its factorization.

265640660364596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6037287735574 (or 6037287735572 counting only the distinct ones).

The product of its (nonzero) digits is 1007769600, while the sum is 68.

The spelling of 265640660364596 in words is "two hundred sixty-five trillion, six hundred forty billion, six hundred sixty million, three hundred sixty-four thousand, five hundred ninety-six".