42043434403 has 8 divisors (see below), whose sum is σ = 44413747920. Its totient is φ = 39688871040.

The previous prime is 42043434401. The next prime is 42043434431. The reversal of 42043434403 is 30443434024.

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 42043434403 - 2¹ = 42043434401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42043434401) 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, 3932050 + ... + 3942727.

It is an arithmetic number, because the mean of its divisors is an integer number (5551718490).

Almost surely, 2^42043434403 is an apocalyptic number.

42043434403 is a deficient number, since it is larger than the sum of its proper divisors (2370313517).

42043434403 is a wasteful number, since it uses less digits than its factorization.

42043434403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7875077.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 42043434403 its reverse (30443434024), we get a palindrome (72486868427).

The spelling of 42043434403 in words is "forty-two billion, forty-three million, four hundred thirty-four thousand, four hundred three".