400343324204 has 24 divisors (see below), whose sum is σ = 701388979200. Its totient is φ = 199946601680.

The previous prime is 400343324197. The next prime is 400343324207. The reversal of 400343324204 is 402423343004.

It is not an unprimeable number, because it can be changed into a prime (400343324207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14122757 + ... + 14151075.

It is an arithmetic number, because the mean of its divisors is an integer number (29224540800).

Almost surely, 2^400343324204 is an apocalyptic number.

It is an amenable number.

400343324204 is a deficient number, since it is larger than the sum of its proper divisors (301045654996).

400343324204 is a wasteful number, since it uses less digits than its factorization.

400343324204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32173 (or 32171 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 400343324204 its reverse (402423343004), we get a palindrome (802766667208).

The spelling of 400343324204 in words is "four hundred billion, three hundred forty-three million, three hundred twenty-four thousand, two hundred four".