4406503681 has 8 divisors (see below), whose sum is σ = 4476820320. Its totient is φ = 4336695168.

The previous prime is 4406503679. The next prime is 4406503709. The reversal of 4406503681 is 1863056044.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4406503681 - 2¹ = 4406503679 is a prime.

It is a super-2 number, since 2×4406503681² = 38834549381333099522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4406503681.

It is not an unprimeable number, because it can be changed into a prime (4406503081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109531 + ... + 144256.

It is an arithmetic number, because the mean of its divisors is an integer number (559602540).

Almost surely, 2^4406503681 is an apocalyptic number.

It is an amenable number.

4406503681 is a deficient number, since it is larger than the sum of its proper divisors (70316639).

4406503681 is a wasteful number, since it uses less digits than its factorization.

4406503681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254063.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 4406503681 is about 66381.5010450954. The cubic root of 4406503681 is about 1639.4495080065.

The spelling of 4406503681 in words is "four billion, four hundred six million, five hundred three thousand, six hundred eighty-one".