53336144326344 has 128 divisors (see below), whose sum is σ = 146078436303360. Its totient is φ = 16094010240000.

The previous prime is 53336144326337. The next prime is 53336144326349. The reversal of 53336144326344 is 44362344163335.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (53336144326349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 916856379 + ... + 916914549.

It is an arithmetic number, because the mean of its divisors is an integer number (1141237783620).

Almost surely, 2^{53336144326344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53336144326344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73039218151680).

53336144326344 is an abundant number, since it is smaller than the sum of its proper divisors (92742291977016).

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

53336144326344 is a wasteful number, since it uses less digits than its factorization.

53336144326344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72843 (or 72839 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 51.

Adding to 53336144326344 its reverse (44362344163335), we get a palindrome (97698488489679).

The spelling of 53336144326344 in words is "fifty-three trillion, three hundred thirty-six billion, one hundred forty-four million, three hundred twenty-six thousand, three hundred forty-four".