5255331840000 has 1470 divisors, whose sum is σ = 21482367594996. Its totient is φ = 1274019840000.

The previous prime is 5255331839993. The next prime is 5255331840001. The reversal of 5255331840000 is 481335525.

5255331840000 is a `hidden beast` number, since 52 + 553 + 3 + 18 + 40 + 0 + 0 + 0 = 666.

It is a super-3 number, since 3×5255331840000³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5255331840001) by changing a digit.

It is a polite number, since it can be written in 69 ways as a sum of consecutive naturals, for example, 477757439995 + ... + 477757440005.

Almost surely, 2^{5255331840000} is an apocalyptic number.

5255331840000 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 5255331840000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10741183797498).

5255331840000 is an abundant number, since it is smaller than the sum of its proper divisors (16227035754996).

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

5255331840000 is an frugal number, since it uses more digits than its factorization.

5255331840000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 5255331840000 in words is "five trillion, two hundred fifty-five billion, three hundred thirty-one million, eight hundred forty thousand".