40033304042 has 8 divisors (see below), whose sum is σ = 60204327300. Its totient is φ = 19965194944.

The previous prime is 40033304039. The next prime is 40033304107. The reversal of 40033304042 is 24040333004.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39747998161 + 285305881 = 199369^2 + 16891^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40033303999 and 40033304017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25727567 + ... + 25729122.

Almost surely, 2^40033304042 is an apocalyptic number.

40033304042 is a deficient number, since it is larger than the sum of its proper divisors (20171023258).

40033304042 is a wasteful number, since it uses less digits than its factorization.

40033304042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51457080.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 40033304042 its reverse (24040333004), we get a palindrome (64073637046).

The spelling of 40033304042 in words is "forty billion, thirty-three million, three hundred four thousand, forty-two".