2660868202 has 8 divisors (see below), whose sum is σ = 4003894116. Its totient is φ = 1326236832.

The previous prime is 2660868191. The next prime is 2660868239. The reversal of 2660868202 is 2028680662.

It can be written as a sum of positive squares in 2 ways, for example, as 2655443961 + 5424241 = 51531^2 + 2329^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2097843 + ... + 2099110.

Almost surely, 2^2660868202 is an apocalyptic number.

2660868202 is a deficient number, since it is larger than the sum of its proper divisors (1343025914).

2660868202 is a wasteful number, since it uses less digits than its factorization.

2660868202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4197272.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 2660868202 is about 51583.6040035979. The cubic root of 2660868202 is about 1385.7167115971.

The spelling of 2660868202 in words is "two billion, six hundred sixty million, eight hundred sixty-eight thousand, two hundred two".