41631311313613 has 12 divisors (see below), whose sum is σ = 48927520518492. Its totient is φ = 35316105027840.

The previous prime is 41631311313589. The next prime is 41631311313623. The reversal of 41631311313613 is 31631311313614.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 31190024548809 + 10441286764804 = 5584803^2 + 3231298^2 .

It is not a de Polignac number, because 41631311313613 - 2⁴¹ = 39432288058061 is a prime.

It is a super-2 number, since 2×41631311313613² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41631311313623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4379472558 + ... + 4379482063.

It is an arithmetic number, because the mean of its divisors is an integer number (4077293376541).

Almost surely, 2^{41631311313613} is an apocalyptic number.

It is an amenable number.

41631311313613 is a deficient number, since it is larger than the sum of its proper divisors (7296209204879).

41631311313613 is an equidigital number, since it uses as much as digits as its factorization.

41631311313613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8758954732 (or 8758954725 counting only the distinct ones).

The product of its digits is 34992, while the sum is 37.

Subtracting from 41631311313613 its reverse (31631311313614), we obtain a palindrome (9999999999999).

The spelling of 41631311313613 in words is "forty-one trillion, six hundred thirty-one billion, three hundred eleven million, three hundred thirteen thousand, six hundred thirteen".