42318332807 has 4 divisors (see below), whose sum is σ = 42334322736. Its totient is φ = 42302342880.

The previous prime is 42318332803. The next prime is 42318332839. The reversal of 42318332807 is 70823381324.

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 42318332807 - 2² = 42318332803 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42318332803) 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, 7990994 + ... + 7996287.

It is an arithmetic number, because the mean of its divisors is an integer number (10583580684).

Almost surely, 2^42318332807 is an apocalyptic number.

42318332807 is a deficient number, since it is larger than the sum of its proper divisors (15989929).

42318332807 is a wasteful number, since it uses less digits than its factorization.

42318332807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15989928.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 42318332807 in words is "forty-two billion, three hundred eighteen million, three hundred thirty-two thousand, eight hundred seven".