2623807663 has 2 divisors, whose sum is σ = 2623807664. Its totient is φ = 2623807662.

The previous prime is 2623807651. The next prime is 2623807687. The reversal of 2623807663 is 3667083262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2623807663 - 2⁵ = 2623807631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2623807463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311903831 + 1311903832.

It is an arithmetic number, because the mean of its divisors is an integer number (1311903832).

Almost surely, 2^2623807663 is an apocalyptic number.

2623807663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2623807663 is an equidigital number, since it uses as much as digits as its factorization.

2623807663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 43.

The square root of 2623807663 is about 51223.1164905065. The cubic root of 2623807663 is about 1379.2531951386.

The spelling of 2623807663 in words is "two billion, six hundred twenty-three million, eight hundred seven thousand, six hundred sixty-three".