268802480266 has 16 divisors (see below), whose sum is σ = 403862211720. Its totient is φ = 134181895680.

The previous prime is 268802480209. The next prime is 268802480269. The reversal of 268802480266 is 662084208862.

It can be written as a sum of positive squares in 4 ways, for example, as 258485812225 + 10316668041 = 508415^2 + 101571^2 .

It is not an unprimeable number, because it can be changed into a prime (268802480269) 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, 3627426 + ... + 3700786.

Almost surely, 2^268802480266 is an apocalyptic number.

268802480266 is a deficient number, since it is larger than the sum of its proper divisors (135059731454).

268802480266 is a wasteful number, since it uses less digits than its factorization.

268802480266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76329.

The product of its (nonzero) digits is 3538944, while the sum is 52.

The spelling of 268802480266 in words is "two hundred sixty-eight billion, eight hundred two million, four hundred eighty thousand, two hundred sixty-six".