4461550020 has 72 divisors (see below), whose sum is σ = 13577054400. Its totient is φ = 1185906240.

The previous prime is 4461549997. The next prime is 4461550031. The reversal of 4461550020 is 200551644.

4461550020 is a `hidden beast` number, since 44 + 615 + 5 + 0 + 0 + 2 + 0 = 666.

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 23 ways as a sum of consecutive naturals, for example, 16131 + ... + 95829.

It is an arithmetic number, because the mean of its divisors is an integer number (188570200).

Almost surely, 2^4461550020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4461550020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6788527200).

4461550020 is an abundant number, since it is smaller than the sum of its proper divisors (9115504380).

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

4461550020 is a wasteful number, since it uses less digits than its factorization.

4461550020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80025 (or 80020 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 4461550020 is about 66794.8352793837. The cubic root of 4461550020 is about 1646.2479814491.

The spelling of 4461550020 in words is "four billion, four hundred sixty-one million, five hundred fifty thousand, twenty".