40203221404 has 24 divisors (see below), whose sum is σ = 73421758368. Its totient is φ = 19225747200.

The previous prime is 40203221393. The next prime is 40203221407. The reversal of 40203221404 is 40412230204.

It is a happy number.

40203221404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40203221404² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40203221407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1545304 + ... + 1571104.

It is an arithmetic number, because the mean of its divisors is an integer number (3059239932).

Almost surely, 2^40203221404 is an apocalyptic number.

It is an amenable number.

40203221404 is a deficient number, since it is larger than the sum of its proper divisors (33218536964).

40203221404 is a wasteful number, since it uses less digits than its factorization.

40203221404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42765 (or 42763 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 40203221404 its reverse (40412230204), we get a palindrome (80615451608).

The spelling of 40203221404 in words is "forty billion, two hundred three million, two hundred twenty-one thousand, four hundred four".