268755553 has 8 divisors (see below), whose sum is σ = 294579936. Its totient is φ = 243163200.

The previous prime is 268755511. The next prime is 268755611. The reversal of 268755553 is 355557862.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 268755553 - 2¹³ = 268747361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268755953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55576 + ... + 60217.

It is an arithmetic number, because the mean of its divisors is an integer number (36822492).

Almost surely, 2^268755553 is an apocalyptic number.

It is an amenable number.

268755553 is a deficient number, since it is larger than the sum of its proper divisors (25824383).

268755553 is a wasteful number, since it uses less digits than its factorization.

268755553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116015.

The product of its digits is 1260000, while the sum is 46.

The square root of 268755553 is about 16393.7656747924. The cubic root of 268755553 is about 645.3358849892.

The spelling of 268755553 in words is "two hundred sixty-eight million, seven hundred fifty-five thousand, five hundred fifty-three".