4521200000 has 192 divisors, whose sum is σ = 11474265600. Its totient is φ = 1774080000.

The previous prime is 4521199993. The next prime is 4521200003. The reversal of 4521200000 is 21254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521200003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35599937 + ... + 35600063.

It is an arithmetic number, because the mean of its divisors is an integer number (59761800).

Almost surely, 2^4521200000 is an apocalyptic number.

4521200000 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 4521200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5737132800).

4521200000 is an abundant number, since it is smaller than the sum of its proper divisors (6953065600).

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

4521200000 is an frugal number, since it uses more digits than its factorization.

4521200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 4521200000 is about 67239.8691253932. The cubic root of 4521200000 is about 1653.5521880478.

Adding to 4521200000 its reverse (21254), we get a palindrome (4521221254).

The spelling of 4521200000 in words is "four billion, five hundred twenty-one million, two hundred thousand".