42004160323 has 4 divisors (see below), whose sum is σ = 42042243168. Its totient is φ = 41966077480.

The previous prime is 42004160311. The next prime is 42004160347. The reversal of 42004160323 is 32306140024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42004160323 - 2¹⁷ = 42004029251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42004140323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19039768 + ... + 19041973.

It is an arithmetic number, because the mean of its divisors is an integer number (10510560792).

Almost surely, 2^42004160323 is an apocalyptic number.

42004160323 is a deficient number, since it is larger than the sum of its proper divisors (38082845).

42004160323 is a wasteful number, since it uses less digits than its factorization.

42004160323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38082844.

The product of its (nonzero) digits is 3456, while the sum is 25.

The spelling of 42004160323 in words is "forty-two billion, four million, one hundred sixty thousand, three hundred twenty-three".