260251056 has 240 divisors, whose sum is σ = 859389440. Its totient is φ = 75582720.

The previous prime is 260251051. The next prime is 260251073. The reversal of 260251056 is 650152062.

260251056 is a `hidden beast` number, since 2 + 602 + 5 + 1 + 0 + 56 = 666.

260251056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×260251056² = 135461224298230272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (260251051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 960201 + ... + 960471.

Almost surely, 2^260251056 is an apocalyptic number.

260251056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260251056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429694720).

260251056 is an abundant number, since it is smaller than the sum of its proper divisors (599138384).

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

260251056 is a wasteful number, since it uses less digits than its factorization.

260251056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 260251056 is about 16132.2985343069. The cubic root of 260251056 is about 638.4557953382.

The spelling of 260251056 in words is "two hundred sixty million, two hundred fifty-one thousand, fifty-six".