260645112 has 144 divisors (see below), whose sum is σ = 884487240. Its totient is φ = 68729472.

The previous prime is 260645107. The next prime is 260645123. The reversal of 260645112 is 211546062.

260645112 is a `hidden beast` number, since 2 + 6 + 0 + 645 + 1 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 43023 + ... + 48705.

Almost surely, 2^260645112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260645112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442243620).

260645112 is an abundant number, since it is smaller than the sum of its proper divisors (623842128).

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

260645112 is a wasteful number, since it uses less digits than its factorization.

260645112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5722 (or 5708 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 260645112 is about 16144.5071773653. The cubic root of 260645112 is about 638.7778695540. Note that the first 3 decimals are identical.

The spelling of 260645112 in words is "two hundred sixty million, six hundred forty-five thousand, one hundred twelve".