2176688668652 has 48 divisors (see below), whose sum is σ = 4036048380000. Its totient is φ = 1024287773184.

The previous prime is 2176688668643. The next prime is 2176688668673. The reversal of 2176688668652 is 2568668866712.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69774674 + ... + 69805862.

It is an arithmetic number, because the mean of its divisors is an integer number (84084341250).

Almost surely, 2^{2176688668652} is an apocalyptic number.

It is an amenable number.

2176688668652 is a deficient number, since it is larger than the sum of its proper divisors (1859359711348).

2176688668652 is a wasteful number, since it uses less digits than its factorization.

2176688668652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37218 (or 37216 counting only the distinct ones).

The product of its digits is 557383680, while the sum is 71.

The spelling of 2176688668652 in words is "two trillion, one hundred seventy-six billion, six hundred eighty-eight million, six hundred sixty-eight thousand, six hundred fifty-two".