4551335620 has 144 divisors (see below), whose sum is σ = 10997743680. Its totient is φ = 1576972800.

The previous prime is 4551335549. The next prime is 4551335623. The reversal of 4551335620 is 265331554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4551335623) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8412550 + ... + 8413090.

It is an arithmetic number, because the mean of its divisors is an integer number (76373220).

Almost surely, 2^4551335620 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 4551335620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5498871840).

4551335620 is an abundant number, since it is smaller than the sum of its proper divisors (6446408060).

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

4551335620 is a wasteful number, since it uses less digits than its factorization.

4551335620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 4551335620 is about 67463.5873638513. The cubic root of 4551335620 is about 1657.2179194454.

The spelling of 4551335620 in words is "four billion, five hundred fifty-one million, three hundred thirty-five thousand, six hundred twenty".