42663871873 has 64 divisors (see below), whose sum is σ = 52681900032. Its totient is φ = 33769612800.

The previous prime is 42663871867. The next prime is 42663871889. The reversal of 42663871873 is 37817836624.

It is not a de Polignac number, because 42663871873 - 2²⁵ = 42630317441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42663871843) 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 63 ways as a sum of consecutive naturals, for example, 150755590 + ... + 150755872.

It is an arithmetic number, because the mean of its divisors is an integer number (823154688).

Almost surely, 2^42663871873 is an apocalyptic number.

It is an amenable number.

42663871873 is a deficient number, since it is larger than the sum of its proper divisors (10018028159).

42663871873 is a wasteful number, since it uses less digits than its factorization.

42663871873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614.

The product of its digits is 8128512, while the sum is 55.

The spelling of 42663871873 in words is "forty-two billion, six hundred sixty-three million, eight hundred seventy-one thousand, eight hundred seventy-three".