5251984543500 has 48 divisors (see below), whose sum is σ = 15293778995040. Its totient is φ = 1400529211200.

The previous prime is 5251984543441. The next prime is 5251984543517. The reversal of 5251984543500 is 53454891525.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1750660015 + ... + 1750663014.

It is an arithmetic number, because the mean of its divisors is an integer number (318620395730).

Almost surely, 2^{5251984543500} is an apocalyptic number.

5251984543500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5251984543500 is an abundant number, since it is smaller than the sum of its proper divisors (10041794451540).

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

5251984543500 is a wasteful number, since it uses less digits than its factorization.

5251984543500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501323051 (or 3501323039 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 51.

The spelling of 5251984543500 in words is "five trillion, two hundred fifty-one billion, nine hundred eighty-four million, five hundred forty-three thousand, five hundred".