240140204442 has 96 divisors (see below), whose sum is σ = 565073937792. Its totient is φ = 76289045184.

The previous prime is 240140204411. The next prime is 240140204461. The reversal of 240140204442 is 244402041042.

240140204442 is a `hidden beast` number, since 2 + 4 + 0 + 14 + 0 + 204 + 442 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3057528 + ... + 3135084.

It is an arithmetic number, because the mean of its divisors is an integer number (5886186852).

Almost surely, 2^240140204442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240140204442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282536968896).

240140204442 is an abundant number, since it is smaller than the sum of its proper divisors (324933733350).

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

240140204442 is a wasteful number, since it uses less digits than its factorization.

240140204442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77874 (or 77862 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 240140204442 its reverse (244402041042), we get a palindrome (484542245484).

The spelling of 240140204442 in words is "two hundred forty billion, one hundred forty million, two hundred four thousand, four hundred forty-two".