8646489403 has 8 divisors (see below), whose sum is σ = 9233182080. Its totient is φ = 8079032640.

The previous prime is 8646489367. The next prime is 8646489409. The reversal of 8646489403 is 3049846468.

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 a de Polignac number, because none of the positive numbers 2^k-8646489403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8646489409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4808050 + ... + 4809847.

It is an arithmetic number, because the mean of its divisors is an integer number (1154147760).

Almost surely, 2^8646489403 is an apocalyptic number.

8646489403 is a deficient number, since it is larger than the sum of its proper divisors (586692677).

8646489403 is a wasteful number, since it uses less digits than its factorization.

8646489403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9617957.

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

The square root of 8646489403 is about 92986.5011870003. The cubic root of 8646489403 is about 2052.4847446227.

The spelling of 8646489403 in words is "eight billion, six hundred forty-six million, four hundred eighty-nine thousand, four hundred three".