6317012216849 has 4 divisors (see below), whose sum is σ = 6319161594480. Its totient is φ = 6314862839220.

The previous prime is 6317012216831. The next prime is 6317012216869. The reversal of 6317012216849 is 9486122107136.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6317012216849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6317012216797 and 6317012216806.

It is not an unprimeable number, because it can be changed into a prime (6317012216869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1074684407 + ... + 1074690284.

It is an arithmetic number, because the mean of its divisors is an integer number (1579790398620).

Almost surely, 2^{6317012216849} is an apocalyptic number.

It is an amenable number.

6317012216849 is a deficient number, since it is larger than the sum of its proper divisors (2149377631).

6317012216849 is a wasteful number, since it uses less digits than its factorization.

6317012216849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149377630.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 6317012216849 in words is "six trillion, three hundred seventeen billion, twelve million, two hundred sixteen thousand, eight hundred forty-nine".