2688338188202 has 4 divisors (see below), whose sum is σ = 4032507282306. Its totient is φ = 1344169094100.

The previous prime is 2688338188189. The next prime is 2688338188247. The reversal of 2688338188202 is 2028818338862.

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

It can be written as a sum of positive squares in only one way, i.e., 1354800553681 + 1333537634521 = 1163959^2 + 1154789^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672084547049 + ... + 672084547052.

Almost surely, 2^{2688338188202} is an apocalyptic number.

2688338188202 is a deficient number, since it is larger than the sum of its proper divisors (1344169094104).

2688338188202 is a wasteful number, since it uses less digits than its factorization.

2688338188202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344169094103.

The product of its (nonzero) digits is 14155776, while the sum is 59.

The spelling of 2688338188202 in words is "two trillion, six hundred eighty-eight billion, three hundred thirty-eight million, one hundred eighty-eight thousand, two hundred two".