265142634535256 has 8 divisors (see below), whose sum is σ = 497142439753620. Its totient is φ = 132571317267624.

The previous prime is 265142634535243. The next prime is 265142634535267. The reversal of 265142634535256 is 652535436241562.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 265142634535195 and 265142634535204.

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 as a sum of consecutive naturals, namely, 16571414658446 + ... + 16571414658461.

Almost surely, 2^{265142634535256} is an apocalyptic number.

It is an amenable number.

265142634535256 is a deficient number, since it is larger than the sum of its proper divisors (231999805218364).

265142634535256 is a wasteful number, since it uses less digits than its factorization.

265142634535256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33142829316913 (or 33142829316909 counting only the distinct ones).

The product of its digits is 155520000, while the sum is 59.

The spelling of 265142634535256 in words is "two hundred sixty-five trillion, one hundred forty-two billion, six hundred thirty-four million, five hundred thirty-five thousand, two hundred fifty-six".