42332320432 has 40 divisors (see below), whose sum is σ = 86898250656. Its totient is φ = 19908535296.

The previous prime is 42332320427. The next prime is 42332320469. The reversal of 42332320432 is 23402323324.

It is a self number, because there is not a number n which added to its sum of digits gives 42332320432.

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, 390493 + ... + 486979.

Almost surely, 2^42332320432 is an apocalyptic number.

It is an amenable number.

42332320432 is an abundant number, since it is smaller than the sum of its proper divisors (44565930224).

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

42332320432 is a wasteful number, since it uses less digits than its factorization.

42332320432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98125 (or 98119 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 42332320432 its reverse (23402323324), we get a palindrome (65734643756).

The spelling of 42332320432 in words is "forty-two billion, three hundred thirty-two million, three hundred twenty thousand, four hundred thirty-two".