400113002404 has 12 divisors (see below), whose sum is σ = 700250442444. Its totient is φ = 200041447424.

The previous prime is 400113002383. The next prime is 400113002413. The reversal of 400113002404 is 404200311004.

It can be written as a sum of positive squares in 2 ways, for example, as 112278606400 + 287834396004 = 335080^2 + 536502^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3703537 + ... + 3810040.

It is an arithmetic number, because the mean of its divisors is an integer number (58354203537).

Almost surely, 2^400113002404 is an apocalyptic number.

It is an amenable number.

400113002404 is a deficient number, since it is larger than the sum of its proper divisors (300137440040).

400113002404 is a wasteful number, since it uses less digits than its factorization.

400113002404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7526894 (or 7526892 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 400113002404 its reverse (404200311004), we get a palindrome (804313313408).

The spelling of 400113002404 in words is "four hundred billion, one hundred thirteen million, two thousand, four hundred four".