400000112404 has 6 divisors (see below), whose sum is σ = 700000196714. Its totient is φ = 200000056200.

The previous prime is 400000112401. The next prime is 400000112459. The reversal of 400000112404 is 404211000004.

It can be written as a sum of positive squares in only one way, i.e., 219162549904 + 180837562500 = 468148^2 + 425250^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400000112401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000014047 + ... + 50000014054.

Almost surely, 2^400000112404 is an apocalyptic number.

It is an amenable number.

400000112404 is a deficient number, since it is larger than the sum of its proper divisors (300000084310).

400000112404 is a wasteful number, since it uses less digits than its factorization.

400000112404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100000028105 (or 100000028103 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 400000112404 its reverse (404211000004), we get a palindrome (804211112408).

The spelling of 400000112404 in words is "four hundred billion, one hundred twelve thousand, four hundred four".