268915799 has 8 divisors (see below), whose sum is σ = 276655392. Its totient is φ = 261275040.

The previous prime is 268915789. The next prime is 268915807. The reversal of 268915799 is 997519862.

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 268915799 - 2⁴ = 268915783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268915789) 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, 19172 + ... + 30089.

It is an arithmetic number, because the mean of its divisors is an integer number (34581924).

Almost surely, 2^268915799 is an apocalyptic number.

268915799 is a deficient number, since it is larger than the sum of its proper divisors (7739593).

268915799 is a wasteful number, since it uses less digits than its factorization.

268915799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49417.

The product of its digits is 2449440, while the sum is 56.

The square root of 268915799 is about 16398.6523531661. The cubic root of 268915799 is about 645.4641204142.

The spelling of 268915799 in words is "two hundred sixty-eight million, nine hundred fifteen thousand, seven hundred ninety-nine".