42321332403 has 24 divisors (see below), whose sum is σ = 69869186400. Its totient is φ = 24181749504.

The previous prime is 42321332387. The next prime is 42321332441. The reversal of 42321332403 is 30423312324.

42321332403 is a `hidden beast` number, since 4 + 2 + 321 + 332 + 4 + 0 + 3 = 666.

It is not a de Polignac number, because 42321332403 - 2⁴ = 42321332387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42321332483) 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 23 ways as a sum of consecutive naturals, for example, 1530363 + ... + 1557771.

It is an arithmetic number, because the mean of its divisors is an integer number (2911216100).

Almost surely, 2^42321332403 is an apocalyptic number.

42321332403 is a deficient number, since it is larger than the sum of its proper divisors (27547853997).

42321332403 is a wasteful number, since it uses less digits than its factorization.

42321332403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51931 (or 51928 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 42321332403 its reverse (30423312324), we get a palindrome (72744644727).

The spelling of 42321332403 in words is "forty-two billion, three hundred twenty-one million, three hundred thirty-two thousand, four hundred three".