40031343310 has 48 divisors (see below), whose sum is σ = 84190219344. Its totient is φ = 13664531328.

The previous prime is 40031343293. The next prime is 40031343311. The reversal of 40031343310 is 1334313004.

It is a happy number.

It is a super-2 number, since 2×40031343310² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40031343311) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 68719 + ... + 291178.

It is an arithmetic number, because the mean of its divisors is an integer number (1753962903).

Almost surely, 2^40031343310 is an apocalyptic number.

40031343310 is an abundant number, since it is smaller than the sum of its proper divisors (44158876034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40031343310 is a wasteful number, since it uses less digits than its factorization.

40031343310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360145 (or 360138 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 40031343310 its reverse (1334313004), we get a palindrome (41365656314).

The spelling of 40031343310 in words is "forty billion, thirty-one million, three hundred forty-three thousand, three hundred ten".