42816331293 has 16 divisors (see below), whose sum is σ = 59174478720. Its totient is φ = 27505118144.

The previous prime is 42816331273. The next prime is 42816331319. The reversal of 42816331293 is 39213361824.

It is a cyclic number.

It is not a de Polignac number, because 42816331293 - 2¹⁴ = 42816314909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42816331273) 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 15 ways as a sum of consecutive naturals, for example, 445446 + ... + 532967.

It is an arithmetic number, because the mean of its divisors is an integer number (3698404920).

Almost surely, 2^42816331293 is an apocalyptic number.

It is an amenable number.

42816331293 is a deficient number, since it is larger than the sum of its proper divisors (16358147427).

42816331293 is a wasteful number, since it uses less digits than its factorization.

42816331293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978948.

The product of its digits is 186624, while the sum is 42.

The spelling of 42816331293 in words is "forty-two billion, eight hundred sixteen million, three hundred thirty-one thousand, two hundred ninety-three".