40131031041 has 64 divisors (see below), whose sum is σ = 60781881600. Its totient is φ = 26165376000.

The previous prime is 40131031021. The next prime is 40131031043. The reversal of 40131031041 is 14013013104.

40131031041 is a `hidden beast` number, since 4 + 0 + 1 + 310 + 310 + 41 = 666.

It is not a de Polignac number, because 40131031041 - 2⁹ = 40131030529 is a prime.

It is a super-2 number, since 2×40131031041² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40131031043) 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 63 ways as a sum of consecutive naturals, for example, 149185855 + ... + 149186123.

It is an arithmetic number, because the mean of its divisors is an integer number (949716900).

Almost surely, 2^40131031041 is an apocalyptic number.

It is an amenable number.

40131031041 is a deficient number, since it is larger than the sum of its proper divisors (20650850559).

40131031041 is a wasteful number, since it uses less digits than its factorization.

40131031041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 841 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 40131031041 its reverse (14013013104), we get a palindrome (54144044145).

The spelling of 40131031041 in words is "forty billion, one hundred thirty-one million, thirty-one thousand, forty-one".