4558545040 has 320 divisors, whose sum is σ = 13201440768. Its totient is φ = 1430784000.

The previous prime is 4558545031. The next prime is 4558545041. The reversal of 4558545040 is 405458554.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 4558544984 and 4558545002.

It is not an unprimeable number, because it can be changed into a prime (4558545041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30188965 + ... + 30189115.

Almost surely, 2^4558545040 is an apocalyptic number.

4558545040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4558545040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6600720384).

4558545040 is an abundant number, since it is smaller than the sum of its proper divisors (8642895728).

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

4558545040 is a wasteful number, since it uses less digits than its factorization.

4558545040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 280 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 40.

The square root of 4558545040 is about 67516.9981560199. The cubic root of 4558545040 is about 1658.0924815624.

The spelling of 4558545040 in words is "four billion, five hundred fifty-eight million, five hundred forty-five thousand, forty".