11688808562 has 4 divisors (see below), whose sum is σ = 17533212846. Its totient is φ = 5844404280.

The previous prime is 11688808559. The next prime is 11688808603. The reversal of 11688808562 is 26580888611.

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., 9989802601 + 1699005961 = 99949^2 + 41219^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2922202139 + ... + 2922202142.

Almost surely, 2^11688808562 is an apocalyptic number.

11688808562 is a deficient number, since it is larger than the sum of its proper divisors (5844404284).

11688808562 is an equidigital number, since it uses as much as digits as its factorization.

11688808562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5844404283.

The product of its (nonzero) digits is 1474560, while the sum is 53.

The spelling of 11688808562 in words is "eleven billion, six hundred eighty-eight million, eight hundred eight thousand, five hundred sixty-two".