4500023011440 has 320 divisors, whose sum is σ = 15554250892800. Its totient is φ = 1067029401600.

The previous prime is 4500023011433. The next prime is 4500023011441. The reversal of 4500023011440 is 441103200054.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4500023011440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4500023011441) 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, 28748106 + ... + 28904214.

It is an arithmetic number, because the mean of its divisors is an integer number (48607034040).

Almost surely, 2^{4500023011440} is an apocalyptic number.

4500023011440 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 4500023011440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7777125446400).

4500023011440 is an abundant number, since it is smaller than the sum of its proper divisors (11054227881360).

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

4500023011440 is a wasteful number, since it uses less digits than its factorization.

4500023011440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156376 (or 156370 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 4500023011440 its reverse (441103200054), we get a palindrome (4941126211494).

The spelling of 4500023011440 in words is "four trillion, five hundred billion, twenty-three million, eleven thousand, four hundred forty".