5255231772000 has 1152 divisors, whose sum is σ = 20427614363520. Its totient is φ = 1177421414400.

The previous prime is 5255231771989. The next prime is 5255231772031. The reversal of 5255231772000 is 2771325525.

It is a self number, because there is not a number n which added to its sum of digits gives 5255231772000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7169483634 + ... + 7169484366.

It is an arithmetic number, because the mean of its divisors is an integer number (17732304135).

Almost surely, 2^{5255231772000} is an apocalyptic number.

5255231772000 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 5255231772000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10213807181760).

5255231772000 is an abundant number, since it is smaller than the sum of its proper divisors (15172382591520).

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

5255231772000 is a wasteful number, since it uses less digits than its factorization.

5255231772000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001 (or 976 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 39.

The spelling of 5255231772000 in words is "five trillion, two hundred fifty-five billion, two hundred thirty-one million, seven hundred seventy-two thousand".