2216460643 has 2 divisors, whose sum is σ = 2216460644. Its totient is φ = 2216460642.

The previous prime is 2216460569. The next prime is 2216460667. The reversal of 2216460643 is 3460646122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2216460643 - 2¹³ = 2216452451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2216460599 and 2216460608.

It is not a weakly prime, because it can be changed into another prime (2216464643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108230321 + 1108230322.

It is an arithmetic number, because the mean of its divisors is an integer number (1108230322).

Almost surely, 2^2216460643 is an apocalyptic number.

2216460643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2216460643 is an equidigital number, since it uses as much as digits as its factorization.

2216460643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 2216460643 is about 47079.3016409547. The cubic root of 2216460643 is about 1303.8271133017.

The spelling of 2216460643 in words is "two billion, two hundred sixteen million, four hundred sixty thousand, six hundred forty-three".