42041200140 has 144 divisors (see below), whose sum is σ = 130670572032. Its totient is φ = 10936038528.

The previous prime is 42041200129. The next prime is 42041200151. The reversal of 42041200140 is 4100214024.

42041200140 is a `hidden beast` number, since 420 + 4 + 1 + 200 + 1 + 40 = 666.

42041200140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42041200129) and next prime (42041200151).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2589127 + ... + 2605313.

It is an arithmetic number, because the mean of its divisors is an integer number (907434528).

Almost surely, 2^42041200140 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 42041200140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65335286016).

42041200140 is an abundant number, since it is smaller than the sum of its proper divisors (88629371892).

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

42041200140 is a wasteful number, since it uses less digits than its factorization.

42041200140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16556 (or 16551 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 42041200140 its reverse (4100214024), we get a palindrome (46141414164).

The spelling of 42041200140 in words is "forty-two billion, forty-one million, two hundred thousand, one hundred forty".