53025040000 has 320 divisors, whose sum is σ = 141326760960. Its totient is φ = 19740672000.

The previous prime is 53025039989. The next prime is 53025040043. The reversal of 53025040000 is 4052035.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (320).

It is a self number, because there is not a number n which added to its sum of digits gives 53025040000.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 172719847 + ... + 172720153.

It is an arithmetic number, because the mean of its divisors is an integer number (441646128).

Almost surely, 2^53025040000 is an apocalyptic number.

53025040000 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 53025040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70663380480).

53025040000 is an abundant number, since it is smaller than the sum of its proper divisors (88301720960).

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

53025040000 is a wasteful number, since it uses less digits than its factorization.

53025040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

Adding to 53025040000 its reverse (4052035), we get a palindrome (53029092035).

The spelling of 53025040000 in words is "fifty-three billion, twenty-five million, forty thousand".