4550545656 has 80 divisors (see below), whose sum is σ = 12986325000. Its totient is φ = 1488217536.

The previous prime is 4550545651. The next prime is 4550545663. The reversal of 4550545656 is 6565450554.

4550545656 is a `hidden beast` number, since 4 + 5 + 50 + 545 + 6 + 56 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4550545651) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31906 + ... + 100593.

Almost surely, 2^4550545656 is an apocalyptic number.

It is an amenable number.

4550545656 is an abundant number, since it is smaller than the sum of its proper divisors (8435779344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4550545656 is a wasteful number, since it uses less digits than its factorization.

4550545656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132570 (or 132557 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 45.

The square root of 4550545656 is about 67457.7323662751. The cubic root of 4550545656 is about 1657.1220341673.

The spelling of 4550545656 in words is "four billion, five hundred fifty million, five hundred forty-five thousand, six hundred fifty-six".