42405241050 has 72 divisors (see below), whose sum is σ = 114079378140. Its totient is φ = 11293113600.

The previous prime is 42405240989. The next prime is 42405241051. The reversal of 42405241050 is 5014250424.

42405241050 is a `hidden beast` number, since 4 + 240 + 5 + 2 + 410 + 5 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 3484658961 + 38920582089 = 59031^2 + 197283^2 .

It is not an unprimeable number, because it can be changed into a prime (42405241051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 280536 + ... + 404364.

Almost surely, 2^42405241050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42405241050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57039689070).

42405241050 is an abundant number, since it is smaller than the sum of its proper divisors (71674137090).

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

42405241050 is a wasteful number, since it uses less digits than its factorization.

42405241050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124608 (or 124600 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 42405241050 its reverse (5014250424), we get a palindrome (47419491474).

The spelling of 42405241050 in words is "forty-two billion, four hundred five million, two hundred forty-one thousand, fifty".