4407984198686 has 16 divisors (see below), whose sum is σ = 7001614133136. Its totient is φ = 2074138674816.

The previous prime is 4407984198661. The next prime is 4407984198689. The reversal of 4407984198686 is 6868914897044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4407984198689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6117176 + ... + 6799691.

It is an arithmetic number, because the mean of its divisors is an integer number (437600883321).

Almost surely, 2^{4407984198686} is an apocalyptic number.

4407984198686 is a deficient number, since it is larger than the sum of its proper divisors (2593629934450).

4407984198686 is a wasteful number, since it uses less digits than its factorization.

4407984198686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12926923.

The product of its (nonzero) digits is 668860416, while the sum is 74.

The spelling of 4407984198686 in words is "four trillion, four hundred seven billion, nine hundred eighty-four million, one hundred ninety-eight thousand, six hundred eighty-six".