42002404403 has 8 divisors (see below), whose sum is σ = 43152246720. Its totient is φ = 40853332800.

The previous prime is 42002404393. The next prime is 42002404471. The reversal of 42002404403 is 30440420024.

42002404403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42002404403 - 2⁴ = 42002404387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42002400403) 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, 81323 + ... + 301028.

It is an arithmetic number, because the mean of its divisors is an integer number (5394030840).

Almost surely, 2^42002404403 is an apocalyptic number.

42002404403 is a deficient number, since it is larger than the sum of its proper divisors (1149842317).

42002404403 is a wasteful number, since it uses less digits than its factorization.

42002404403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385357.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 42002404403 its reverse (30440420024), we get a palindrome (72442824427).

The spelling of 42002404403 in words is "forty-two billion, two million, four hundred four thousand, four hundred three".