268684242683 has 4 divisors (see below), whose sum is σ = 268734914448. Its totient is φ = 268633570920.

The previous prime is 268684242653. The next prime is 268684242691. The reversal of 268684242683 is 386242486862.

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

It is a cyclic number.

It is not a de Polignac number, because 268684242683 - 2¹⁰ = 268684241659 is a prime.

It is a super-2 number, since 2×268684242683² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268684242653) 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, 25327928 + ... + 25338533.

It is an arithmetic number, because the mean of its divisors is an integer number (67183728612).

Almost surely, 2^268684242683 is an apocalyptic number.

268684242683 is a deficient number, since it is larger than the sum of its proper divisors (50671765).

268684242683 is an equidigital number, since it uses as much as digits as its factorization.

268684242683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50671764.

The product of its digits is 42467328, while the sum is 59.

The spelling of 268684242683 in words is "two hundred sixty-eight billion, six hundred eighty-four million, two hundred forty-two thousand, six hundred eighty-three".