40441081000 has 64 divisors (see below), whose sum is σ = 97684853760. Its totient is φ = 15654600000.

The previous prime is 40441080991. The next prime is 40441081007. The reversal of 40441081000 is 18014404.

It is a super-2 number, since 2×40441081000² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40441081007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621276 + ... + 683275.

It is an arithmetic number, because the mean of its divisors is an integer number (1526325840).

Almost surely, 2^40441081000 is an apocalyptic number.

40441081000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40441081000 is an abundant number, since it is smaller than the sum of its proper divisors (57243772760).

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

40441081000 is a wasteful number, since it uses less digits than its factorization.

40441081000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304603 (or 1304589 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 40441081000 its reverse (18014404), we get a palindrome (40459095404).

The spelling of 40441081000 in words is "forty billion, four hundred forty-one million, eighty-one thousand".