260265656 has 32 divisors (see below), whose sum is σ = 569100000. Its totient is φ = 111541248.

The previous prime is 260265641. The next prime is 260265661. The reversal of 260265656 is 656562062.

It is a super-2 number, since 2×260265656² = 135476423386220672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44681 + ... + 50168.

It is an arithmetic number, because the mean of its divisors is an integer number (17784375).

Almost surely, 2^260265656 is an apocalyptic number.

It is an amenable number.

260265656 is an abundant number, since it is smaller than the sum of its proper divisors (308834344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260265656 is an equidigital number, since it uses as much as digits as its factorization.

260265656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94876 (or 94858 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 260265656 is about 16132.7510363236. The cubic root of 260265656 is about 638.4677341695.

The spelling of 260265656 in words is "two hundred sixty million, two hundred sixty-five thousand, six hundred fifty-six".