53351320000000 has 960 divisors, whose sum is σ = 149451925214592. Its totient is φ = 19008000000000.

The previous prime is 53351319999983. The next prime is 53351320000001. The reversal of 53351320000000 is 2315335.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53351320000001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 353319999925 + ... + 353320000075.

Almost surely, 2^{53351320000000} is an apocalyptic number.

53351320000000 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 53351320000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74725962607296).

53351320000000 is an abundant number, since it is smaller than the sum of its proper divisors (96100605214592).

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

53351320000000 is an frugal number, since it uses more digits than its factorization.

53351320000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 22.

Adding to 53351320000000 its reverse (2315335), we get a palindrome (53351322315335).

The spelling of 53351320000000 in words is "fifty-three trillion, three hundred fifty-one billion, three hundred twenty million", and thus it is an aban number.