4745556641 has 8 divisors (see below), whose sum is σ = 5708940480. Its totient is φ = 3853534608.

The previous prime is 4745556631. The next prime is 4745556643. The reversal of 4745556641 is 1466555474.

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

It is a de Polignac number, because none of the positive numbers 2^k-4745556641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4745556643) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17840306 + ... + 17840571.

It is an arithmetic number, because the mean of its divisors is an integer number (713617560).

Almost surely, 2^4745556641 is an apocalyptic number.

It is an amenable number.

4745556641 is a deficient number, since it is larger than the sum of its proper divisors (963383839).

4745556641 is a wasteful number, since it uses less digits than its factorization.

4745556641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35680903.

The product of its digits is 2016000, while the sum is 47.

The square root of 4745556641 is about 68888.0007040413. Note that the first 3 decimals coincide. The cubic root of 4745556641 is about 1680.4633832544.

The spelling of 4745556641 in words is "four billion, seven hundred forty-five million, five hundred fifty-six thousand, six hundred forty-one".