40042422240404 has 12 divisors (see below), whose sum is σ = 70081265385684. Its totient is φ = 20019203558784.

The previous prime is 40042422240383. The next prime is 40042422240413. The reversal of 40042422240404 is 40404222424004.

It can be written as a sum of positive squares in 2 ways, for example, as 6971986764304 + 33070435476100 = 2640452^2 + 5750690^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501845477 + ... + 501925260.

It is an arithmetic number, because the mean of its divisors is an integer number (5840105448807).

Almost surely, 2^{40042422240404} is an apocalyptic number.

It is an amenable number.

40042422240404 is a deficient number, since it is larger than the sum of its proper divisors (30038843145280).

40042422240404 is a wasteful number, since it uses less digits than its factorization.

40042422240404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003780714 (or 1003780712 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40042422240404 its reverse (40404222424004), we get a palindrome (80446644664408).

The spelling of 40042422240404 in words is "forty trillion, forty-two billion, four hundred twenty-two million, two hundred forty thousand, four hundred four".