260651066 has 24 divisors (see below), whose sum is σ = 426252384. Its totient is φ = 119480400.

The previous prime is 260651059. The next prime is 260651081. The reversal of 260651066 is 660156062.

260651066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 48485 + ... + 53591.

It is an arithmetic number, because the mean of its divisors is an integer number (17760516).

Almost surely, 2^260651066 is an apocalyptic number.

260651066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

260651066 is a deficient number, since it is larger than the sum of its proper divisors (165601318).

260651066 is a wasteful number, since it uses less digits than its factorization.

260651066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5286 (or 5273 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 260651066 is about 16144.6915733934. The cubic root of 260651066 is about 638.7827334530.

The spelling of 260651066 in words is "two hundred sixty million, six hundred fifty-one thousand, sixty-six".