4545244000 has 144 divisors (see below), whose sum is σ = 12276508608. Its totient is φ = 1652640000.

The previous prime is 4545243959. The next prime is 4545244003. The reversal of 4545244000 is 4425454.

It is a self number, because there is not a number n which added to its sum of digits gives 4545244000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545244003) by changing a digit.

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, 479305 + ... + 488695.

It is an arithmetic number, because the mean of its divisors is an integer number (85253532).

Almost surely, 2^4545244000 is an apocalyptic number.

4545244000 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 4545244000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6138254304).

4545244000 is an abundant number, since it is smaller than the sum of its proper divisors (7731264608).

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

4545244000 is a wasteful number, since it uses less digits than its factorization.

4545244000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9438 (or 9409 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 4545244000 is about 67418.4247813608. The cubic root of 4545244000 is about 1656.4782355460.

Adding to 4545244000 its reverse (4425454), we get a palindrome (4549669454).

The spelling of 4545244000 in words is "four billion, five hundred forty-five million, two hundred forty-four thousand".