4494530040 has 1024 divisors, whose sum is σ = 20065812480. Its totient is φ = 774144000.

The previous prime is 4494530021. The next prime is 4494530069. The reversal of 4494530040 is 400354944.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 4494529983 and 4494530010.

It is a congruent number.

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 255 ways as a sum of consecutive naturals, for example, 63303205 + ... + 63303275.

It is an arithmetic number, because the mean of its divisors is an integer number (19595520).

Almost surely, 2^4494530040 is an apocalyptic number.

4494530040 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 4494530040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10032906240).

4494530040 is an abundant number, since it is smaller than the sum of its proper divisors (15571282440).

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

4494530040 is a wasteful number, since it uses less digits than its factorization.

4494530040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 4494530040 is about 67041.2562531461. The cubic root of 4494530040 is about 1650.2944121109.

Adding to 4494530040 its reverse (400354944), we get a palindrome (4894884984).

The spelling of 4494530040 in words is "four billion, four hundred ninety-four million, five hundred thirty thousand, forty".