40041032404 has 6 divisors (see below), whose sum is σ = 70071806714. Its totient is φ = 20020516200.

The previous prime is 40041032371. The next prime is 40041032407. The reversal of 40041032404 is 40423014004.

It can be written as a sum of positive squares in only one way, i.e., 32579528004 + 7461504400 = 180498^2 + 86380^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40041032407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005129047 + ... + 5005129054.

Almost surely, 2^40041032404 is an apocalyptic number.

It is an amenable number.

40041032404 is a deficient number, since it is larger than the sum of its proper divisors (30030774310).

40041032404 is a wasteful number, since it uses less digits than its factorization.

40041032404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010258105 (or 10010258103 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 40041032404 its reverse (40423014004), we get a palindrome (80464046408).

The spelling of 40041032404 in words is "forty billion, forty-one million, thirty-two thousand, four hundred four".