40432404304242 has 24 divisors (see below), whose sum is σ = 88048230700716. Its totient is φ = 13409054556576.

The previous prime is 40432404304151. The next prime is 40432404304247. The reversal of 40432404304242 is 24240340423404.

40432404304242 is a `hidden beast` number, since 4 + 0 + 4 + 3 + 2 + 404 + 3 + 0 + 4 + 242 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 40431170819601 + 1233484641 = 6358551^2 + 35121^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40432404304197 and 40432404304206.

It is not an unprimeable number, because it can be changed into a prime (40432404304247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5701125093 + ... + 5701132184.

Almost surely, 2^{40432404304242} is an apocalyptic number.

40432404304242 is an abundant number, since it is smaller than the sum of its proper divisors (47615826396474).

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

40432404304242 is a wasteful number, since it uses less digits than its factorization.

40432404304242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11402257482 (or 11402257479 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 40432404304242 its reverse (24240340423404), we get a palindrome (64672744727646).

The spelling of 40432404304242 in words is "forty trillion, four hundred thirty-two billion, four hundred four million, three hundred four thousand, two hundred forty-two".