268555445 has 8 divisors (see below), whose sum is σ = 323197344. Its totient is φ = 214223824.

The previous prime is 268555439. The next prime is 268555451. The reversal of 268555445 is 544555862.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (268555439) and next prime (268555451).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268555445 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 268555396 and 268555405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75659 + ... + 79128.

It is an arithmetic number, because the mean of its divisors is an integer number (40399668).

Almost surely, 2^268555445 is an apocalyptic number.

It is an amenable number.

268555445 is a deficient number, since it is larger than the sum of its proper divisors (54641899).

268555445 is a wasteful number, since it uses less digits than its factorization.

268555445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155139.

The product of its digits is 960000, while the sum is 44.

The square root of 268555445 is about 16387.6613645755. The cubic root of 268555445 is about 645.1756787650.

The spelling of 268555445 in words is "two hundred sixty-eight million, five hundred fifty-five thousand, four hundred forty-five".