42050024040 has 128 divisors (see below), whose sum is σ = 135295401600. Its totient is φ = 10422696960.

The previous prime is 42050024039. The next prime is 42050024047. The reversal of 42050024040 is 4042005024.

It is a junction number, because it is equal to n+sod(n) for n = 42050023998 and 42050024016.

It is not an unprimeable number, because it can be changed into a prime (42050024047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53151 + ... + 294830.

It is an arithmetic number, because the mean of its divisors is an integer number (1056995325).

Almost surely, 2^42050024040 is an apocalyptic number.

42050024040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42050024040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67647700800).

42050024040 is an abundant number, since it is smaller than the sum of its proper divisors (93245377560).

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

42050024040 is a wasteful number, since it uses less digits than its factorization.

42050024040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348067 (or 348063 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

Adding to 42050024040 its reverse (4042005024), we get a palindrome (46092029064).

The spelling of 42050024040 in words is "forty-two billion, fifty million, twenty-four thousand, forty".