265241155552564 has 24 divisors (see below), whose sum is σ = 488880852299840. Its totient is φ = 125568875571264.

The previous prime is 265241155552543. The next prime is 265241155552579. The reversal of 265241155552564 is 465255551142562.

It is a junction number, because it is equal to n+sod(n) for n = 265241155552499 and 265241155552508.

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 7 ways as a sum of consecutive naturals, for example, 995307504 + ... + 995573959.

Almost surely, 2^{265241155552564} is an apocalyptic number.

It is an amenable number.

265241155552564 is a deficient number, since it is larger than the sum of its proper divisors (223639696747276).

265241155552564 is a wasteful number, since it uses less digits than its factorization.

265241155552564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990883239 (or 1990883237 counting only the distinct ones).

The product of its digits is 72000000, while the sum is 58.

The spelling of 265241155552564 in words is "two hundred sixty-five trillion, two hundred forty-one billion, one hundred fifty-five million, five hundred fifty-two thousand, five hundred sixty-four".