268910553 has 8 divisors (see below), whose sum is σ = 377418400. Its totient is φ = 169838208.

The previous prime is 268910531. The next prime is 268910599. The reversal of 268910553 is 355019862.

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

It is not a de Polignac number, because 268910553 - 2⁶ = 268910489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268910053) 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, 2358808 + ... + 2358921.

It is an arithmetic number, because the mean of its divisors is an integer number (47177300).

Almost surely, 2^268910553 is an apocalyptic number.

It is an amenable number.

268910553 is a deficient number, since it is larger than the sum of its proper divisors (108507847).

268910553 is a wasteful number, since it uses less digits than its factorization.

268910553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717751.

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 268910553 is about 16398.4924002178. The cubic root of 268910553 is about 645.4599231565.

The spelling of 268910553 in words is "two hundred sixty-eight million, nine hundred ten thousand, five hundred fifty-three".