400003113032 has 16 divisors (see below), whose sum is σ = 750028325760. Its totient is φ = 199995559504.

The previous prime is 400003113019. The next prime is 400003113091. The reversal of 400003113032 is 230311300004.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 400003113032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459548 + ... + 1005579.

It is an arithmetic number, because the mean of its divisors is an integer number (46876770360).

Almost surely, 2^400003113032 is an apocalyptic number.

It is an amenable number.

400003113032 is a deficient number, since it is larger than the sum of its proper divisors (350025212728).

400003113032 is a wasteful number, since it uses less digits than its factorization.

400003113032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499260 (or 1499256 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 400003113032 its reverse (230311300004), we get a palindrome (630314413036).

The spelling of 400003113032 in words is "four hundred billion, three million, one hundred thirteen thousand, thirty-two".