42858834663 has 4 divisors (see below), whose sum is σ = 57145112888. Its totient is φ = 28572556440.

The previous prime is 42858834649. The next prime is 42858834709. The reversal of 42858834663 is 36643885824.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42858834663 - 2⁵ = 42858834631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42858834763) 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, 7143139108 + ... + 7143139113.

It is an arithmetic number, because the mean of its divisors is an integer number (14286278222).

Almost surely, 2^42858834663 is an apocalyptic number.

42858834663 is a deficient number, since it is larger than the sum of its proper divisors (14286278225).

42858834663 is a wasteful number, since it uses less digits than its factorization.

42858834663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14286278224.

The product of its digits is 26542080, while the sum is 57.

The spelling of 42858834663 in words is "forty-two billion, eight hundred fifty-eight million, eight hundred thirty-four thousand, six hundred sixty-three".