6667552988 has 12 divisors (see below), whose sum is σ = 11668804392. Its totient is φ = 3333608880.

The previous prime is 6667552933. The next prime is 6667553027. The reversal of 6667552988 is 8892557666.

It is a self number, because there is not a number n which added to its sum of digits gives 6667552988.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104198 + ... + 155538.

It is an arithmetic number, because the mean of its divisors is an integer number (972400366).

Almost surely, 2^6667552988 is an apocalyptic number.

It is an amenable number.

6667552988 is a deficient number, since it is larger than the sum of its proper divisors (5001251404).

6667552988 is a wasteful number, since it uses less digits than its factorization.

6667552988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83812 (or 83810 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 62.

The square root of 6667552988 is about 81655.0854999246. The cubic root of 6667552988 is about 1882.1554600969.

The spelling of 6667552988 in words is "six billion, six hundred sixty-seven million, five hundred fifty-two thousand, nine hundred eighty-eight".