311043241531436 has 12 divisors (see below), whose sum is σ = 544443466625520. Its totient is φ = 155487965352720.

The previous prime is 311043241531417. The next prime is 311043241531447. The reversal of 311043241531436 is 634135142340113.

It is a junction number, because it is equal to n+sod(n) for n = 311043241531393 and 311043241531402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8413832456 + ... + 8413869423.

It is an arithmetic number, because the mean of its divisors is an integer number (45370288885460).

Almost surely, 2^{311043241531436} is an apocalyptic number.

It is an amenable number.

311043241531436 is a deficient number, since it is larger than the sum of its proper divisors (233400225094084).

311043241531436 is a wasteful number, since it uses less digits than its factorization.

311043241531436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16827706504 (or 16827706502 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

Adding to 311043241531436 its reverse (634135142340113), we get a palindrome (945178383871549).

The spelling of 311043241531436 in words is "three hundred eleven trillion, forty-three billion, two hundred forty-one million, five hundred thirty-one thousand, four hundred thirty-six".