53325544400000 has 192 divisors, whose sum is σ = 139773288312000. Its totient is φ = 20207571840000.

The previous prime is 53325544399979. The next prime is 53325544400069. The reversal of 53325544400000 is 444552335.

It is a super-2 number, since 2×53325544400000² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4091741 + ... + 11108259.

It is an arithmetic number, because the mean of its divisors is an integer number (727985876625).

Almost surely, 2^{53325544400000} is an apocalyptic number.

53325544400000 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 53325544400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69886644156000).

53325544400000 is an abundant number, since it is smaller than the sum of its proper divisors (86447743912000).

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

53325544400000 is an frugal number, since it uses more digits than its factorization.

53325544400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7016577 (or 7016545 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 53325544400000 its reverse (444552335), we get a palindrome (53325988952335).

The spelling of 53325544400000 in words is "fifty-three trillion, three hundred twenty-five billion, five hundred forty-four million, four hundred thousand".