400004630404 has 24 divisors (see below), whose sum is σ = 700476424088. Its totient is φ = 199868567040.

The previous prime is 400004630371. The next prime is 400004630413. The reversal of 400004630404 is 404036400004.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 161040084804 + 238964545600 = 401298^2 + 488840^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59940412 + ... + 59947084.

Almost surely, 2^400004630404 is an apocalyptic number.

It is an amenable number.

400004630404 is a deficient number, since it is larger than the sum of its proper divisors (300471793684).

400004630404 is a wasteful number, since it uses less digits than its factorization.

400004630404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14455 (or 14453 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The spelling of 400004630404 in words is "four hundred billion, four million, six hundred thirty thousand, four hundred four".