40234204442 has 16 divisors (see below), whose sum is σ = 61490725800. Its totient is φ = 19738909440.

The previous prime is 40234204397. The next prime is 40234204459. The reversal of 40234204442 is 24440243204.

40234204442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 38172953641 + 2061250801 = 195379^2 + 45401^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353267 + ... + 453062.

Almost surely, 2^40234204442 is an apocalyptic number.

40234204442 is a deficient number, since it is larger than the sum of its proper divisors (21256521358).

40234204442 is a wasteful number, since it uses less digits than its factorization.

40234204442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806801.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 40234204442 its reverse (24440243204), we get a palindrome (64674447646).

The spelling of 40234204442 in words is "forty billion, two hundred thirty-four million, two hundred four thousand, four hundred forty-two".