42823431834 has 16 divisors (see below), whose sum is σ = 90684914688. Its totient is φ = 13434802112.

The previous prime is 42823431829. The next prime is 42823431857. The reversal of 42823431834 is 43813432824.

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, 209918682 + ... + 209918885.

It is an arithmetic number, because the mean of its divisors is an integer number (5667807168).

Almost surely, 2^42823431834 is an apocalyptic number.

42823431834 is an abundant number, since it is smaller than the sum of its proper divisors (47861482854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42823431834 is a wasteful number, since it uses less digits than its factorization.

42823431834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419837589.

The product of its digits is 442368, while the sum is 42.

The spelling of 42823431834 in words is "forty-two billion, eight hundred twenty-three million, four hundred thirty-one thousand, eight hundred thirty-four".