2216853163937 has 2 divisors, whose sum is σ = 2216853163938. Its totient is φ = 2216853163936.

The previous prime is 2216853163919. The next prime is 2216853163999. The reversal of 2216853163937 is 7393613586122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2216775565456 + 77598481 = 1488884^2 + 8809^2 .

It is a cyclic number.

It is not a de Polignac number, because 2216853163937 - 2³⁰ = 2215779422113 is a prime.

It is not a weakly prime, because it can be changed into another prime (2216853163337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108426581968 + 1108426581969.

It is an arithmetic number, because the mean of its divisors is an integer number (1108426581969).

Almost surely, 2^{2216853163937} is an apocalyptic number.

It is an amenable number.

2216853163937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2216853163937 is an equidigital number, since it uses as much as digits as its factorization.

2216853163937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 56.

The spelling of 2216853163937 in words is "two trillion, two hundred sixteen billion, eight hundred fifty-three million, one hundred sixty-three thousand, nine hundred thirty-seven".