53143513104000 has 512 divisors, whose sum is σ = 192498933369600. Its totient is φ = 12862316544000.

The previous prime is 53143513103971. The next prime is 53143513104007. The reversal of 53143513104000 is 40131534135.

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

It is not an unprimeable number, because it can be changed into a prime (53143513104007) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 325694436 + ... + 325857564.

Almost surely, 2^{53143513104000} is an apocalyptic number.

53143513104000 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 53143513104000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96249466684800).

53143513104000 is an abundant number, since it is smaller than the sum of its proper divisors (139355420265600).

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

53143513104000 is a wasteful number, since it uses less digits than its factorization.

53143513104000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163789 (or 163767 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 53143513104000 its reverse (40131534135), we get a palindrome (53183644638135).

The spelling of 53143513104000 in words is "fifty-three trillion, one hundred forty-three billion, five hundred thirteen million, one hundred four thousand".