10040444040 has 64 divisors (see below), whose sum is σ = 32859639360. Its totient is φ = 2434046720.

The previous prime is 10040444033. The next prime is 10040444093. The reversal of 10040444040 is 4044404001.

It is a junction number, because it is equal to n+sod(n) for n = 10040443998 and 10040444016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3801879 + ... + 3804518.

It is an arithmetic number, because the mean of its divisors is an integer number (513431865).

Almost surely, 2^10040444040 is an apocalyptic number.

10040444040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10040444040 is an abundant number, since it is smaller than the sum of its proper divisors (22819195320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10040444040 is a wasteful number, since it uses less digits than its factorization.

10040444040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7606422 (or 7606418 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 10040444040 its reverse (4044404001), we get a palindrome (14084848041).

The spelling of 10040444040 in words is "ten billion, forty million, four hundred forty-four thousand, forty".