5453121421200 has 480 divisors, whose sum is σ = 18110325150720. Its totient is φ = 1401940736000.

The previous prime is 5453121421183. The next prime is 5453121421211. The reversal of 5453121421200 is 21241213545.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 765132037 + ... + 765139163.

It is an arithmetic number, because the mean of its divisors is an integer number (37729844064).

Almost surely, 2^{5453121421200} is an apocalyptic number.

5453121421200 is a gapful number since it is divisible by the number (50) 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 5453121421200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9055162575360).

5453121421200 is an abundant number, since it is smaller than the sum of its proper divisors (12657203729520).

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

5453121421200 is a wasteful number, since it uses less digits than its factorization.

5453121421200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7415 (or 7404 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 5453121421200 its reverse (21241213545), we get a palindrome (5474362634745).

The spelling of 5453121421200 in words is "five trillion, four hundred fifty-three billion, one hundred twenty-one million, four hundred twenty-one thousand, two hundred".