5251153500000 has 504 divisors, whose sum is σ = 19648710212040. Its totient is φ = 1326585600000.

The previous prime is 5251153499993. The next prime is 5251153500013. The reversal of 5251153500000 is 53511525.

5251153500000 is a `hidden beast` number, since 5 + 2 + 5 + 1 + 153 + 500 + 0 + 0 + 0 = 666.

It is a super-2 number, since 2×5251153500000² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 85469292 + ... + 85530708.

It is an arithmetic number, because the mean of its divisors is an integer number (38985536135).

Almost surely, 2^{5251153500000} is an apocalyptic number.

5251153500000 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 5251153500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9824355106020).

5251153500000 is an abundant number, since it is smaller than the sum of its proper divisors (14397556712040).

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

5251153500000 is an equidigital number, since it uses as much as digits as its factorization.

5251153500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61482 (or 61446 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The spelling of 5251153500000 in words is "five trillion, two hundred fifty-one billion, one hundred fifty-three million, five hundred thousand".