42425043312 has 160 divisors (see below), whose sum is σ = 116156851200. Its totient is φ = 13321176064.

The previous prime is 42425043289. The next prime is 42425043317. The reversal of 42425043312 is 21334052424.

It is a self number, because there is not a number n which added to its sum of digits gives 42425043312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42425043317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25449103 + ... + 25450769.

It is an arithmetic number, because the mean of its divisors is an integer number (725980320).

Almost surely, 2^42425043312 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 42425043312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58078425600).

42425043312 is an abundant number, since it is smaller than the sum of its proper divisors (73731807888).

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

42425043312 is a wasteful number, since it uses less digits than its factorization.

42425043312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2143 (or 2137 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 42425043312 its reverse (21334052424), we get a palindrome (63759095736).

The spelling of 42425043312 in words is "forty-two billion, four hundred twenty-five million, forty-three thousand, three hundred twelve".