4521228499200 has 864 divisors, whose sum is σ = 18150981762816. Its totient is φ = 967500103680.

The previous prime is 4521228499159. The next prime is 4521228499201. The reversal of 4521228499200 is 29948221254.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 4521228499200.

It is not an unprimeable number, because it can be changed into a prime (4521228499201) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 440961274 + ... + 440971526.

It is an arithmetic number, because the mean of its divisors is an integer number (21008080744).

Almost surely, 2^{4521228499200} is an apocalyptic number.

4521228499200 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 4521228499200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9075490881408).

4521228499200 is an abundant number, since it is smaller than the sum of its proper divisors (13629753263616).

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

4521228499200 is a wasteful number, since it uses less digits than its factorization.

4521228499200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10499 (or 10480 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 4521228499200 in words is "four trillion, five hundred twenty-one billion, two hundred twenty-eight million, four hundred ninety-nine thousand, two hundred".