42707844519 has 4 divisors (see below), whose sum is σ = 56943792696. Its totient is φ = 28471896344.

The previous prime is 42707844503. The next prime is 42707844577. The reversal of 42707844519 is 91544870724.

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 42707844519 - 2⁴ = 42707844503 is a prime.

It is a super-2 number, since 2×42707844519² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42707844119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7117974084 + ... + 7117974089.

It is an arithmetic number, because the mean of its divisors is an integer number (14235948174).

Almost surely, 2^42707844519 is an apocalyptic number.

42707844519 is a deficient number, since it is larger than the sum of its proper divisors (14235948177).

42707844519 is a wasteful number, since it uses less digits than its factorization.

42707844519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14235948176.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 42707844519 in words is "forty-two billion, seven hundred seven million, eight hundred forty-four thousand, five hundred nineteen".