40310132013 has 12 divisors (see below), whose sum is σ = 58232049148. Its totient is φ = 26870512320.

The previous prime is 40310131993. The next prime is 40310132017. The reversal of 40310132013 is 31023101304.

It can be written as a sum of positive squares in 2 ways, for example, as 9495138249 + 30814993764 = 97443^2 + 175542^2 .

It is not a de Polignac number, because 40310132013 - 2¹⁸ = 40309869869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40310132017) 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 11 ways as a sum of consecutive naturals, for example, 152920 + ... + 322497.

Almost surely, 2^40310132013 is an apocalyptic number.

It is an amenable number.

40310132013 is a deficient number, since it is larger than the sum of its proper divisors (17921917135).

40310132013 is a wasteful number, since it uses less digits than its factorization.

40310132013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484844 (or 484841 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 40310132013 its reverse (31023101304), we get a palindrome (71333233317).

The spelling of 40310132013 in words is "forty billion, three hundred ten million, one hundred thirty-two thousand, thirteen".