40800080044 has 6 divisors (see below), whose sum is σ = 71400140084. Its totient is φ = 20400040020.

The previous prime is 40800080039. The next prime is 40800080047. The reversal of 40800080044 is 44008000804.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40800079994 and 40800080021.

It is not an unprimeable number, because it can be changed into a prime (40800080047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100010002 + ... + 5100010009.

Almost surely, 2^40800080044 is an apocalyptic number.

It is an amenable number.

40800080044 is a deficient number, since it is larger than the sum of its proper divisors (30600060040).

40800080044 is a wasteful number, since it uses less digits than its factorization.

40800080044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10200020015 (or 10200020013 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 40800080044 its reverse (44008000804), we get a palindrome (84808080848).

The spelling of 40800080044 in words is "forty billion, eight hundred million, eighty thousand, forty-four".