53331110531040 has 192 divisors, whose sum is σ = 172583506267200. Its totient is φ = 13835002920960.

The previous prime is 53331110530969. The next prime is 53331110531107. The reversal of 53331110531040 is 4013501113335.

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

It is a junction number, because it is equal to n+sod(n) for n = 53331110530989 and 53331110531007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2985922 + ... + 10750718.

It is an arithmetic number, because the mean of its divisors is an integer number (898872428475).

Almost surely, 2^{53331110531040} 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 53331110531040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86291753133600).

53331110531040 is an abundant number, since it is smaller than the sum of its proper divisors (119252395736160).

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

53331110531040 is a wasteful number, since it uses less digits than its factorization.

53331110531040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7765205 (or 7765197 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

Adding to 53331110531040 its reverse (4013501113335), we get a palindrome (57344611644375).

The spelling of 53331110531040 in words is "fifty-three trillion, three hundred thirty-one billion, one hundred ten million, five hundred thirty-one thousand, forty".