268916363 has 4 divisors (see below), whose sum is σ = 268968480. Its totient is φ = 268864248.

The previous prime is 268916339. The next prime is 268916371. The reversal of 268916363 is 363619862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268916363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268915363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17348 + ... + 28961.

It is an arithmetic number, because the mean of its divisors is an integer number (67242120).

Almost surely, 2^268916363 is an apocalyptic number.

268916363 is a deficient number, since it is larger than the sum of its proper divisors (52117).

268916363 is an equidigital number, since it uses as much as digits as its factorization.

268916363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52116.

The product of its digits is 279936, while the sum is 44.

The square root of 268916363 is about 16398.6695496921. The cubic root of 268916363 is about 645.4645716602.

The spelling of 268916363 in words is "two hundred sixty-eight million, nine hundred sixteen thousand, three hundred sixty-three".