42785843199 has 16 divisors (see below), whose sum is σ = 62875545600. Its totient is φ = 25663484160.

The previous prime is 42785843161. The next prime is 42785843231. The reversal of 42785843199 is 99134858724.

It is not a de Polignac number, because 42785843199 - 2¹⁷ = 42785712127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42785843099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6679999 + ... + 6686400.

It is an arithmetic number, because the mean of its divisors is an integer number (3929721600).

Almost surely, 2^42785843199 is an apocalyptic number.

42785843199 is a deficient number, since it is larger than the sum of its proper divisors (20089702401).

42785843199 is a wasteful number, since it uses less digits than its factorization.

42785843199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13366510.

The product of its digits is 17418240, while the sum is 60.

The spelling of 42785843199 in words is "forty-two billion, seven hundred eighty-five million, eight hundred forty-three thousand, one hundred ninety-nine".