2320406663 has 2 divisors, whose sum is σ = 2320406664. Its totient is φ = 2320406662.

The previous prime is 2320406659. The next prime is 2320406701. The reversal of 2320406663 is 3666040232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2320406663 - 2² = 2320406659 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2320402663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160203331 + 1160203332.

It is an arithmetic number, because the mean of its divisors is an integer number (1160203332).

Almost surely, 2^2320406663 is an apocalyptic number.

2320406663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320406663 is an equidigital number, since it uses as much as digits as its factorization.

2320406663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 2320406663 is about 48170.5995706925. The cubic root of 2320406663 is about 1323.8985340944.

Adding to 2320406663 its reverse (3666040232), we get a palindrome (5986446895).

The spelling of 2320406663 in words is "two billion, three hundred twenty million, four hundred six thousand, six hundred sixty-three".