40130330244 has 12 divisors (see below), whose sum is σ = 93637437264. Its totient is φ = 13376776744.

The previous prime is 40130330209. The next prime is 40130330309. The reversal of 40130330244 is 44203303104.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×40130330244² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1672097082 + ... + 1672097105.

It is an arithmetic number, because the mean of its divisors is an integer number (7803119772).

Almost surely, 2^40130330244 is an apocalyptic number.

It is an amenable number.

40130330244 is an abundant number, since it is smaller than the sum of its proper divisors (53507107020).

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

40130330244 is a wasteful number, since it uses less digits than its factorization.

40130330244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344194194 (or 3344194192 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 40130330244 its reverse (44203303104), we get a palindrome (84333633348).

The spelling of 40130330244 in words is "forty billion, one hundred thirty million, three hundred thirty thousand, two hundred forty-four".