40003038404 has 24 divisors (see below), whose sum is σ = 80753803200. Its totient is φ = 16983932256.

The previous prime is 40003038373. The next prime is 40003038407. The reversal of 40003038404 is 40483030004.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40003038407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6673079 + ... + 6679070.

It is an arithmetic number, because the mean of its divisors is an integer number (3364741800).

Almost surely, 2^40003038404 is an apocalyptic number.

It is an amenable number.

40003038404 is an abundant number, since it is smaller than the sum of its proper divisors (40750764796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40003038404 is a wasteful number, since it uses less digits than its factorization.

40003038404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13352267 (or 13352265 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 40003038404 its reverse (40483030004), we get a palindrome (80486068408).

The spelling of 40003038404 in words is "forty billion, three million, thirty-eight thousand, four hundred four".