42320023320 has 64 divisors (see below), whose sum is σ = 128386620000. Its totient is φ = 11158535168.

The previous prime is 42320023309. The next prime is 42320023351. The reversal of 42320023320 is 2332002324.

42320023320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1970595 + ... + 1991954.

Almost surely, 2^42320023320 is an apocalyptic number.

42320023320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42320023320 is an abundant number, since it is smaller than the sum of its proper divisors (86066596680).

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

42320023320 is a wasteful number, since it uses less digits than its factorization.

42320023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962652 (or 3962648 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 42320023320 its reverse (2332002324), we get a palindrome (44652025644).

The spelling of 42320023320 in words is "forty-two billion, three hundred twenty million, twenty-three thousand, three hundred twenty".