42323634456 has 16 divisors (see below), whose sum is σ = 105809086200. Its totient is φ = 14107878144.

The previous prime is 42323634443. The next prime is 42323634487. The reversal of 42323634456 is 65443632324.

It is a super-2 number, since 2×42323634456² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 881742361 + ... + 881742408.

Almost surely, 2^42323634456 is an apocalyptic number.

It is an amenable number.

42323634456 is an abundant number, since it is smaller than the sum of its proper divisors (63485451744).

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

42323634456 is a wasteful number, since it uses less digits than its factorization.

42323634456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763484778 (or 1763484774 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 42.

The spelling of 42323634456 in words is "forty-two billion, three hundred twenty-three million, six hundred thirty-four thousand, four hundred fifty-six".