42844532782 has 16 divisors (see below), whose sum is σ = 65120889600. Its totient is φ = 21137907960.

The previous prime is 42844532747. The next prime is 42844532791. The reversal of 42844532782 is 28723544824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172057 + ... + 339547.

It is an arithmetic number, because the mean of its divisors is an integer number (4070055600).

Almost surely, 2^42844532782 is an apocalyptic number.

42844532782 is a deficient number, since it is larger than the sum of its proper divisors (22276356818).

42844532782 is a wasteful number, since it uses less digits than its factorization.

42844532782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169191.

The product of its digits is 3440640, while the sum is 49.

The spelling of 42844532782 in words is "forty-two billion, eight hundred forty-four million, five hundred thirty-two thousand, seven hundred eighty-two".