40033204424 has 16 divisors (see below), whose sum is σ = 75384417420. Its totient is φ = 19930693120.

The previous prime is 40033204423. The next prime is 40033204441. The reversal of 40033204424 is 42440233004.

It can be written as a sum of positive squares in 2 ways, for example, as 37745495524 + 2287708900 = 194282^2 + 47830^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40033204393 and 40033204402.

It is not an unprimeable number, because it can be changed into a prime (40033204423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10736657 + ... + 10740384.

Almost surely, 2^40033204424 is an apocalyptic number.

It is an amenable number.

40033204424 is a deficient number, since it is larger than the sum of its proper divisors (35351212996).

40033204424 is a wasteful number, since it uses less digits than its factorization.

40033204424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21477280 (or 21477276 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 40033204424 its reverse (42440233004), we get a palindrome (82473437428).

The spelling of 40033204424 in words is "forty billion, thirty-three million, two hundred four thousand, four hundred twenty-four".