53454105334240 has 192 divisors, whose sum is σ = 143175405038400. Its totient is φ = 18695771357184.

The previous prime is 53454105334163. The next prime is 53454105334307. The reversal of 53454105334240 is 4243350145435.

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, 331452664 + ... + 331613896.

It is an arithmetic number, because the mean of its divisors is an integer number (745705234575).

Almost surely, 2^{53454105334240} 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 53454105334240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71587702519200).

53454105334240 is an abundant number, since it is smaller than the sum of its proper divisors (89721299704160).

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

53454105334240 is a wasteful number, since it uses less digits than its factorization.

53454105334240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169669 (or 169661 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 53454105334240 its reverse (4243350145435), we get a palindrome (57697455479675).

The spelling of 53454105334240 in words is "fifty-three trillion, four hundred fifty-four billion, one hundred five million, three hundred thirty-four thousand, two hundred forty".