42318847293 has 8 divisors (see below), whose sum is σ = 56426186208. Its totient is φ = 28212036624.

The previous prime is 42318847267. The next prime is 42318847339. The reversal of 42318847293 is 39274881324.

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

It is not a de Polignac number, because 42318847293 - 2⁶ = 42318847229 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42318847243) 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, 128071 + ... + 317867.

It is an arithmetic number, because the mean of its divisors is an integer number (7053273276).

Almost surely, 2^42318847293 is an apocalyptic number.

It is an amenable number.

42318847293 is a deficient number, since it is larger than the sum of its proper divisors (14107338915).

42318847293 is a wasteful number, since it uses less digits than its factorization.

42318847293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264123.

The product of its digits is 2322432, while the sum is 51.

The spelling of 42318847293 in words is "forty-two billion, three hundred eighteen million, eight hundred forty-seven thousand, two hundred ninety-three".