2043503423404 has 24 divisors (see below), whose sum is σ = 3682604499728. Its totient is φ = 991633406400.

The previous prime is 2043503423369. The next prime is 2043503423407. The reversal of 2043503423404 is 4043243053402.

It is a self number, because there is not a number n which added to its sum of digits gives 2043503423404.

It is not an unprimeable number, because it can be changed into a prime (2043503423407) 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, 37810047 + ... + 37864054.

Almost surely, 2^{2043503423404} is an apocalyptic number.

It is an amenable number.

2043503423404 is a deficient number, since it is larger than the sum of its proper divisors (1639101076324).

2043503423404 is a wasteful number, since it uses less digits than its factorization.

2043503423404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75674305 (or 75674303 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 2043503423404 its reverse (4043243053402), we get a palindrome (6086746476806).

The spelling of 2043503423404 in words is "two trillion, forty-three billion, five hundred three million, four hundred twenty-three thousand, four hundred four".