5669788879664 has 60 divisors (see below), whose sum is σ = 13761699132384. Its totient is φ = 2242993398912.

The previous prime is 5669788879649. The next prime is 5669788879709. The reversal of 5669788879664 is 4669788879665.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5669788879664.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 278138792 + ... + 278159175.

Almost surely, 2^{5669788879664} is an apocalyptic number.

It is an amenable number.

5669788879664 is an abundant number, since it is smaller than the sum of its proper divisors (8091910252720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5669788879664 is a wasteful number, since it uses less digits than its factorization.

5669788879664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556298002 (or 556297989 counting only the distinct ones).

The product of its digits is 52672757760, while the sum is 89.

Subtracting from 5669788879664 its reverse (4669788879665), we obtain a palindrome (999999999999).

The spelling of 5669788879664 in words is "five trillion, six hundred sixty-nine billion, seven hundred eighty-eight million, eight hundred seventy-nine thousand, six hundred sixty-four".