40003131044 has 12 divisors (see below), whose sum is σ = 70009432668. Its totient is φ = 20000436000.

The previous prime is 40003131029. The next prime is 40003131059. The reversal of 40003131044 is 44013130004.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40003131029) and next prime (40003131059).

It can be written as a sum of positive squares in 2 ways, for example, as 16348691044 + 23654440000 = 127862^2 + 153800^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 200027 + ... + 346434.

It is an arithmetic number, because the mean of its divisors is an integer number (5834119389).

Almost surely, 2^40003131044 is an apocalyptic number.

It is an amenable number.

40003131044 is a deficient number, since it is larger than the sum of its proper divisors (30006301624).

40003131044 is a wasteful number, since it uses less digits than its factorization.

40003131044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564766 (or 564764 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 40003131044 its reverse (44013130004), we get a palindrome (84016261048).

The spelling of 40003131044 in words is "forty billion, three million, one hundred thirty-one thousand, forty-four".