265255656105 has 24 divisors (see below), whose sum is σ = 466499206656. Its totient is φ = 128608802080.

The previous prime is 265255656101. The next prime is 265255656143. The reversal of 265255656105 is 501656552562.

265255656105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 265255656105 - 2² = 265255656101 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (265255656101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73071369 + ... + 73074998.

It is an arithmetic number, because the mean of its divisors is an integer number (19437466944).

Almost surely, 2^265255656105 is an apocalyptic number.

It is an amenable number.

265255656105 is a deficient number, since it is larger than the sum of its proper divisors (201243550551).

265255656105 is a wasteful number, since it uses less digits than its factorization.

265255656105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146146397 (or 146146386 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 48.

The spelling of 265255656105 in words is "two hundred sixty-five billion, two hundred fifty-five million, six hundred fifty-six thousand, one hundred five".