6216161434663 has 64 divisors (see below), whose sum is σ = 6659416995840. Its totient is φ = 5794516224000.

The previous prime is 6216161434661. The next prime is 6216161434667. The reversal of 6216161434663 is 3664341616126.

It is a cyclic number.

It is not a de Polignac number, because 6216161434663 - 2¹ = 6216161434661 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 (6216161434661) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12212497653 + ... + 12212498161.

It is an arithmetic number, because the mean of its divisors is an integer number (104053390560).

Almost surely, 2^{6216161434663} is an apocalyptic number.

6216161434663 is a deficient number, since it is larger than the sum of its proper divisors (443255561177).

6216161434663 is a wasteful number, since it uses less digits than its factorization.

6216161434663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288.

The product of its digits is 2239488, while the sum is 49.

The spelling of 6216161434663 in words is "six trillion, two hundred sixteen billion, one hundred sixty-one million, four hundred thirty-four thousand, six hundred sixty-three".