265939398092 has 12 divisors (see below), whose sum is σ = 465774489936. Its totient is φ = 132860972400.

The previous prime is 265939398083. The next prime is 265939398139. The reversal of 265939398092 is 290893939562.

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, 27176159 + ... + 27185942.

It is an arithmetic number, because the mean of its divisors is an integer number (38814540828).

Almost surely, 2^265939398092 is an apocalyptic number.

It is an amenable number.

265939398092 is a deficient number, since it is larger than the sum of its proper divisors (199835091844).

265939398092 is a wasteful number, since it uses less digits than its factorization.

265939398092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54363328 (or 54363326 counting only the distinct ones).

The product of its (nonzero) digits is 56687040, while the sum is 65.

The spelling of 265939398092 in words is "two hundred sixty-five billion, nine hundred thirty-nine million, three hundred ninety-eight thousand, ninety-two".