400104323204 has 6 divisors (see below), whose sum is σ = 700182565614. Its totient is φ = 200052161600.

The previous prime is 400104323183. The next prime is 400104323219. The reversal of 400104323204 is 402323401004.

It can be written as a sum of positive squares in only one way, i.e., 233142191104 + 166962132100 = 482848^2 + 408610^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 400104323204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50013040397 + ... + 50013040404.

It is an arithmetic number, because the mean of its divisors is an integer number (116697094269).

Almost surely, 2^400104323204 is an apocalyptic number.

It is an amenable number.

400104323204 is a deficient number, since it is larger than the sum of its proper divisors (300078242410).

400104323204 is a wasteful number, since it uses less digits than its factorization.

400104323204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100026080805 (or 100026080803 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 400104323204 its reverse (402323401004), we get a palindrome (802427724208).

The spelling of 400104323204 in words is "four hundred billion, one hundred four million, three hundred twenty-three thousand, two hundred four".