260161258 has 8 divisors (see below), whose sum is σ = 445990752. Its totient is φ = 111497676.

The previous prime is 260161241. The next prime is 260161273. The reversal of 260161258 is 852161062.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9291460 + ... + 9291487.

It is an arithmetic number, because the mean of its divisors is an integer number (55748844).

Almost surely, 2^260161258 is an apocalyptic number.

260161258 is a deficient number, since it is larger than the sum of its proper divisors (185829494).

260161258 is a wasteful number, since it uses less digits than its factorization.

260161258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18582956.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 260161258 is about 16129.5151198044. The cubic root of 260161258 is about 638.3823551639.

The spelling of 260161258 in words is "two hundred sixty million, one hundred sixty-one thousand, two hundred fifty-eight".