42320459888 has 80 divisors (see below), whose sum is σ = 94526640384. Its totient is φ = 17979909120.

The previous prime is 42320459873. The next prime is 42320459911. The reversal of 42320459888 is 88895402324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6123731 + ... + 6130637.

Almost surely, 2^42320459888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42320459888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47263320192).

42320459888 is an abundant number, since it is smaller than the sum of its proper divisors (52206180496).

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

42320459888 is a wasteful number, since it uses less digits than its factorization.

42320459888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7390 (or 7384 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 53.

The spelling of 42320459888 in words is "forty-two billion, three hundred twenty million, four hundred fifty-nine thousand, eight hundred eighty-eight".