268661694983 has 8 divisors (see below), whose sum is σ = 293118154896. Its totient is φ = 244210680000.

The previous prime is 268661694937. The next prime is 268661695007. The reversal of 268661694983 is 389496166862.

It is a happy number.

268661694983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 268661694983 - 2¹⁶ = 268661629447 is a prime.

It is a super-2 number, since 2×268661694983² (a number of 24 digits) contains 22 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 (268661696983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1257716 + ... + 1455737.

It is an arithmetic number, because the mean of its divisors is an integer number (36639769362).

Almost surely, 2^268661694983 is an apocalyptic number.

268661694983 is a deficient number, since it is larger than the sum of its proper divisors (24456459913).

268661694983 is a wasteful number, since it uses less digits than its factorization.

268661694983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722465.

The product of its digits is 161243136, while the sum is 68.

The spelling of 268661694983 in words is "two hundred sixty-eight billion, six hundred sixty-one million, six hundred ninety-four thousand, nine hundred eighty-three".