260051328 has 144 divisors (see below), whose sum is σ = 795003300. Its totient is φ = 81368064.

The previous prime is 260051299. The next prime is 260051353. The reversal of 260051328 is 823150062.

260051328 is a `hidden beast` number, since 2 + 600 + 51 + 3 + 2 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2385738 + ... + 2385846.

Almost surely, 2^260051328 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 260051328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397501650).

260051328 is an abundant number, since it is smaller than the sum of its proper divisors (534951972).

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

260051328 is a wasteful number, since it uses less digits than its factorization.

260051328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 133 counting only the distinct ones).

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

The square root of 260051328 is about 16126.1070317668. The cubic root of 260051328 is about 638.2924272738.

The spelling of 260051328 in words is "two hundred sixty million, fifty-one thousand, three hundred twenty-eight".