200324403400 has 48 divisors (see below), whose sum is σ = 508095537840. Its totient is φ = 72845236800.

The previous prime is 200324403397. The next prime is 200324403401. The reversal of 200324403400 is 4304423002.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (200324403401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45526074 + ... + 45530473.

It is an arithmetic number, because the mean of its divisors is an integer number (10585323705).

Almost surely, 2^200324403400 is an apocalyptic number.

200324403400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200324403400 is an abundant number, since it is smaller than the sum of its proper divisors (307771134440).

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

200324403400 is a wasteful number, since it uses less digits than its factorization.

200324403400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91056574 (or 91056565 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 200324403400 its reverse (4304423002), we get a palindrome (204628826402).

The spelling of 200324403400 in words is "two hundred billion, three hundred twenty-four million, four hundred three thousand, four hundred".