42510434403 has 8 divisors (see below), whose sum is σ = 56684113600. Its totient is φ = 28338522408.

The previous prime is 42510434347. The next prime is 42510434419. The reversal of 42510434403 is 30443401524.

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

It is not a de Polignac number, because 42510434403 - 2¹⁷ = 42510303331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42510434803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384613 + ... + 482646.

It is an arithmetic number, because the mean of its divisors is an integer number (7085514200).

Almost surely, 2^42510434403 is an apocalyptic number.

42510434403 is a deficient number, since it is larger than the sum of its proper divisors (14173679197).

42510434403 is a wasteful number, since it uses less digits than its factorization.

42510434403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883601.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 42510434403 its reverse (30443401524), we get a palindrome (72953835927).

The spelling of 42510434403 in words is "forty-two billion, five hundred ten million, four hundred thirty-four thousand, four hundred three".