4501428807798 has 448 divisors, whose sum is σ = 11420590164480. Its totient is φ = 1321276644864.

The previous prime is 4501428807791. The next prime is 4501428807829. The reversal of 4501428807798 is 8977088241054.

4501428807798 is a `hidden beast` number, since 4 + 50 + 1 + 428 + 8 + 0 + 77 + 98 = 666.

It is a super-2 number, since 2×4501428807798² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4501428807791) by changing a digit.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 5469536415 + ... + 5469537237.

It is an arithmetic number, because the mean of its divisors is an integer number (25492388760).

Almost surely, 2^{4501428807798} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4501428807798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5710295082240).

4501428807798 is an abundant number, since it is smaller than the sum of its proper divisors (6919161356682).

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

4501428807798 is a wasteful number, since it uses less digits than its factorization.

4501428807798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 36126720, while the sum is 63.

The spelling of 4501428807798 in words is "four trillion, five hundred one billion, four hundred twenty-eight million, eight hundred seven thousand, seven hundred ninety-eight".