40331235044 has 24 divisors (see below), whose sum is σ = 72642040128. Its totient is φ = 19584845280.

The previous prime is 40331235041. The next prime is 40331235071. The reversal of 40331235044 is 44053213304.

It is a junction number, because it is equal to n+sod(n) for n = 40331234998 and 40331235016.

It is not an unprimeable number, because it can be changed into a prime (40331235041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040759 + ... + 1078814.

It is an arithmetic number, because the mean of its divisors is an integer number (3026751672).

Almost surely, 2^40331235044 is an apocalyptic number.

It is an amenable number.

40331235044 is a deficient number, since it is larger than the sum of its proper divisors (32310805084).

40331235044 is a wasteful number, since it uses less digits than its factorization.

40331235044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119715 (or 2119713 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 40331235044 its reverse (44053213304), we get a palindrome (84384448348).

The spelling of 40331235044 in words is "forty billion, three hundred thirty-one million, two hundred thirty-five thousand, forty-four".