42858744459 has 4 divisors (see below), whose sum is σ = 57144992616. Its totient is φ = 28572496304.

The previous prime is 42858744457. The next prime is 42858744491. The reversal of 42858744459 is 95444785824.

It is a happy number.

42858744459 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42858744459 - 2¹ = 42858744457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42858744457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7143124074 + ... + 7143124079.

It is an arithmetic number, because the mean of its divisors is an integer number (14286248154).

Almost surely, 2^42858744459 is an apocalyptic number.

42858744459 is a deficient number, since it is larger than the sum of its proper divisors (14286248157).

42858744459 is a wasteful number, since it uses less digits than its factorization.

42858744459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14286248156.

The product of its digits is 51609600, while the sum is 60.

The spelling of 42858744459 in words is "forty-two billion, eight hundred fifty-eight million, seven hundred forty-four thousand, four hundred fifty-nine".