42443449283 has 4 divisors (see below), whose sum is σ = 42446282448. Its totient is φ = 42440616120.

The previous prime is 42443449267. The next prime is 42443449289. The reversal of 42443449283 is 38294434424.

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 42443449283 - 2⁴ = 42443449267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42443449289) 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, 1393991 + ... + 1424112.

It is an arithmetic number, because the mean of its divisors is an integer number (10611570612).

Almost surely, 2^42443449283 is an apocalyptic number.

42443449283 is a deficient number, since it is larger than the sum of its proper divisors (2833165).

42443449283 is a wasteful number, since it uses less digits than its factorization.

42443449283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2833164.

The product of its digits is 2654208, while the sum is 47.

The spelling of 42443449283 in words is "forty-two billion, four hundred forty-three million, four hundred forty-nine thousand, two hundred eighty-three".