6612220463 has 2 divisors, whose sum is σ = 6612220464. Its totient is φ = 6612220462.

The previous prime is 6612220421. The next prime is 6612220469. The reversal of 6612220463 is 3640222166.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6612220463 - 2¹² = 6612216367 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6612220469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3306110231 + 3306110232.

It is an arithmetic number, because the mean of its divisors is an integer number (3306110232).

Almost surely, 2^6612220463 is an apocalyptic number.

6612220463 is a deficient number, since it is larger than the sum of its proper divisors (1).

6612220463 is an equidigital number, since it uses as much as digits as its factorization.

6612220463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 6612220463 is about 81315.5610138675. The cubic root of 6612220463 is about 1876.9344622175.

The spelling of 6612220463 in words is "six billion, six hundred twelve million, two hundred twenty thousand, four hundred sixty-three".