4521541543200 has 1152 divisors, whose sum is σ = 18097481687040. Its totient is φ = 1080398131200.

The previous prime is 4521541543109. The next prime is 4521541543219. The reversal of 4521541543200 is 23451451254.

4521541543200 is a `hidden beast` number, since 4 + 5 + 215 + 4 + 1 + 5 + 432 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7448997297 + ... + 7448997903.

It is an arithmetic number, because the mean of its divisors is an integer number (15709619520).

Almost surely, 2^{4521541543200} is an apocalyptic number.

4521541543200 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 4521541543200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9048740843520).

4521541543200 is an abundant number, since it is smaller than the sum of its proper divisors (13575940143840).

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

4521541543200 is a wasteful number, since it uses less digits than its factorization.

4521541543200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047 (or 1028 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 4521541543200 its reverse (23451451254), we get a palindrome (4544992994454).

The spelling of 4521541543200 in words is "four trillion, five hundred twenty-one billion, five hundred forty-one million, five hundred forty-three thousand, two hundred".