52684543800 has 192 divisors, whose sum is σ = 207393273600. Its totient is φ = 12042172800.

The previous prime is 52684543799. The next prime is 52684543801. The reversal of 52684543800 is 834548625.

52684543800 is a `hidden beast` number, since 5 + 26 + 8 + 4 + 543 + 80 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (52684543799) and next prime (52684543801).

It is a super-2 number, since 2×52684543800² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52684543801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 659086 + ... + 734685.

It is an arithmetic number, because the mean of its divisors is an integer number (1080173300).

Almost surely, 2^52684543800 is an apocalyptic number.

52684543800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52684543800 is an abundant number, since it is smaller than the sum of its proper divisors (154708729800).

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

52684543800 is a wasteful number, since it uses less digits than its factorization.

52684543800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393803 (or 1393788 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The spelling of 52684543800 in words is "fifty-two billion, six hundred eighty-four million, five hundred forty-three thousand, eight hundred".