4398686044 has 12 divisors (see below), whose sum is σ = 7731316600. Its totient is φ = 2189738448.

The previous prime is 4398686009. The next prime is 4398686053. The reversal of 4398686044 is 4406868934.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4398685982 and 4398686000.

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, 2400114 + ... + 2401945.

Almost surely, 2^4398686044 is an apocalyptic number.

It is an amenable number.

4398686044 is a deficient number, since it is larger than the sum of its proper divisors (3332630556).

4398686044 is a wasteful number, since it uses less digits than its factorization.

4398686044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4802292 (or 4802290 counting only the distinct ones).

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

The square root of 4398686044 is about 66322.5907515682. The cubic root of 4398686044 is about 1638.4794110074.

The spelling of 4398686044 in words is "four billion, three hundred ninety-eight million, six hundred eighty-six thousand, forty-four".