40631037044 has 48 divisors (see below), whose sum is σ = 80317638912. Its totient is φ = 17844406272.

The previous prime is 40631037037. The next prime is 40631037049. The reversal of 40631037044 is 44073013604.

It is a self number, because there is not a number n which added to its sum of digits gives 40631037044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40631037049) 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, 142817 + ... + 318839.

It is an arithmetic number, because the mean of its divisors is an integer number (1673284144).

Almost surely, 2^40631037044 is an apocalyptic number.

It is an amenable number.

40631037044 is a deficient number, since it is larger than the sum of its proper divisors (39686601868).

40631037044 is a wasteful number, since it uses less digits than its factorization.

40631037044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176256 (or 176254 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The spelling of 40631037044 in words is "forty billion, six hundred thirty-one million, thirty-seven thousand, forty-four".