6468020623 has 2 divisors, whose sum is σ = 6468020624. Its totient is φ = 6468020622.

The previous prime is 6468020609. The next prime is 6468020633. The reversal of 6468020623 is 3260208646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6468020623 - 2⁵ = 6468020591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6468020633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3234010311 + 3234010312.

It is an arithmetic number, because the mean of its divisors is an integer number (3234010312).

Almost surely, 2^6468020623 is an apocalyptic number.

6468020623 is a deficient number, since it is larger than the sum of its proper divisors (1).

6468020623 is an equidigital number, since it uses as much as digits as its factorization.

6468020623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 6468020623 is about 80424.0052658409. The cubic root of 6468020623 is about 1863.1899458348.

The spelling of 6468020623 in words is "six billion, four hundred sixty-eight million, twenty thousand, six hundred twenty-three".