6661484368 has 40 divisors (see below), whose sum is σ = 16091380800. Its totient is φ = 2595383040.

The previous prime is 6661484351. The next prime is 6661484377. The reversal of 6661484368 is 8634841666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2702293 + ... + 2704756.

It is an arithmetic number, because the mean of its divisors is an integer number (402284520).

Almost surely, 2^6661484368 is an apocalyptic number.

It is an amenable number.

6661484368 is an abundant number, since it is smaller than the sum of its proper divisors (9429896432).

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

6661484368 is a wasteful number, since it uses less digits than its factorization.

6661484368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407075 (or 5407069 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 52.

The square root of 6661484368 is about 81617.9169545511. The cubic root of 6661484368 is about 1881.5842583683.

The spelling of 6661484368 in words is "six billion, six hundred sixty-one million, four hundred eighty-four thousand, three hundred sixty-eight".