40140020334031 has 16 divisors (see below), whose sum is σ = 41489342182944. Its totient is φ = 38813448720384.

The previous prime is 40140020333989. The next prime is 40140020334067. The reversal of 40140020334031 is 13043302004104.

It is a cyclic number.

It is not a de Polignac number, because 40140020334031 - 2⁹ = 40140020333519 is a prime.

It is a super-2 number, since 2×40140020334031² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40140020333987 and 40140020334005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40140020344031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1087855 + ... + 9025711.

It is an arithmetic number, because the mean of its divisors is an integer number (2593083886434).

Almost surely, 2^{40140020334031} is an apocalyptic number.

40140020334031 is a deficient number, since it is larger than the sum of its proper divisors (1349321848913).

40140020334031 is a wasteful number, since it uses less digits than its factorization.

40140020334031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7939290.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 40140020334031 its reverse (13043302004104), we get a palindrome (53183322338135).

The spelling of 40140020334031 in words is "forty trillion, one hundred forty billion, twenty million, three hundred thirty-four thousand, thirty-one".