260080506 has 48 divisors (see below), whose sum is σ = 649119744. Its totient is φ = 73719072.

The previous prime is 260080477. The next prime is 260080547. The reversal of 260080506 is 605080062.

260080506 is a `hidden beast` number, since 2 + 600 + 8 + 0 + 50 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 260080506.

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 23 ways as a sum of consecutive naturals, for example, 7876 + ... + 24128.

It is an arithmetic number, because the mean of its divisors is an integer number (13523328).

Almost surely, 2^260080506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260080506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324559872).

260080506 is an abundant number, since it is smaller than the sum of its proper divisors (389039238).

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

260080506 is a wasteful number, since it uses less digits than its factorization.

260080506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16395 (or 16392 counting only the distinct ones).

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

The square root of 260080506 is about 16127.0116884685. The cubic root of 260080506 is about 638.3162987150.

The spelling of 260080506 in words is "two hundred sixty million, eighty thousand, five hundred six".