40408804804 has 6 divisors (see below), whose sum is σ = 70715408414. Its totient is φ = 20204402400.

The previous prime is 40408804801. The next prime is 40408804817. The reversal of 40408804804 is 40840880404.

It can be written as a sum of positive squares in only one way, i.e., 34207242304 + 6201562500 = 184952^2 + 78750^2 .

It is a super-3 number, since 3×40408804804³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (40408804801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051100597 + ... + 5051100604.

Almost surely, 2^40408804804 is an apocalyptic number.

It is an amenable number.

40408804804 is a deficient number, since it is larger than the sum of its proper divisors (30306603610).

40408804804 is a wasteful number, since it uses less digits than its factorization.

40408804804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10102201205 (or 10102201203 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The spelling of 40408804804 in words is "forty billion, four hundred eight million, eight hundred four thousand, eight hundred four".