40004200442 has 16 divisors (see below), whose sum is σ = 60355556352. Its totient is φ = 19885746960.

The previous prime is 40004200421. The next prime is 40004200499. The reversal of 40004200442 is 24400240004.

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, 1384103 + ... + 1412709.

It is an arithmetic number, because the mean of its divisors is an integer number (3772222272).

Almost surely, 2^40004200442 is an apocalyptic number.

40004200442 is a deficient number, since it is larger than the sum of its proper divisors (20351355910).

40004200442 is a wasteful number, since it uses less digits than its factorization.

40004200442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32653.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 40004200442 its reverse (24400240004), we get a palindrome (64404440446).

The spelling of 40004200442 in words is "forty billion, four million, two hundred thousand, four hundred forty-two".