265341220243606 has 24 divisors (see below), whose sum is σ = 435011105259864. Its totient is φ = 121320644178240.

The previous prime is 265341220243481. The next prime is 265341220243691. The reversal of 265341220243606 is 606342022143562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3668343255 + ... + 3668415586.

It is an arithmetic number, because the mean of its divisors is an integer number (18125462719161).

Almost surely, 2^{265341220243606} is an apocalyptic number.

265341220243606 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

265341220243606 is a deficient number, since it is larger than the sum of its proper divisors (169669885016258).

265341220243606 is a wasteful number, since it uses less digits than its factorization.

265341220243606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7336758976 (or 7336758963 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 265341220243606 in words is "two hundred sixty-five trillion, three hundred forty-one billion, two hundred twenty million, two hundred forty-three thousand, six hundred six".