268829663 has 8 divisors (see below), whose sum is σ = 271319040. Its totient is φ = 266346360.

The previous prime is 268829657. The next prime is 268829683. The reversal of 268829663 is 366928862.

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 268829663 - 2⁴ = 268829647 is a prime.

It is a super-3 number, since 3×268829663³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268829683) 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, 182018 + ... + 183488.

It is an arithmetic number, because the mean of its divisors is an integer number (33914880).

Almost surely, 2^268829663 is an apocalyptic number.

268829663 is a deficient number, since it is larger than the sum of its proper divisors (2489377).

268829663 is a wasteful number, since it uses less digits than its factorization.

268829663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3037.

The product of its digits is 1492992, while the sum is 50.

The square root of 268829663 is about 16396.0258294503. The cubic root of 268829663 is about 645.3951971864.

The spelling of 268829663 in words is "two hundred sixty-eight million, eight hundred twenty-nine thousand, six hundred sixty-three".