423041242403 has 16 divisors (see below), whose sum is σ = 467757998400. Its totient is φ = 380107192320.

The previous prime is 423041242399. The next prime is 423041242451. The reversal of 423041242403 is 304242140324.

It is a cyclic number.

It is not a de Polignac number, because 423041242403 - 2² = 423041242399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423041242703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 669998 + ... + 1137971.

It is an arithmetic number, because the mean of its divisors is an integer number (29234874900).

Almost surely, 2^423041242403 is an apocalyptic number.

423041242403 is a deficient number, since it is larger than the sum of its proper divisors (44716755997).

423041242403 is a wasteful number, since it uses less digits than its factorization.

423041242403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808462.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 423041242403 its reverse (304242140324), we get a palindrome (727283382727).

The spelling of 423041242403 in words is "four hundred twenty-three billion, forty-one million, two hundred forty-two thousand, four hundred three".