8619992063 has 2 divisors, whose sum is σ = 8619992064. Its totient is φ = 8619992062.

The previous prime is 8619992053. The next prime is 8619992077. The reversal of 8619992063 is 3602999168.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8619992063 - 2⁴ = 8619992047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8619991996 and 8619992014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8619992053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4309996031 + 4309996032.

It is an arithmetic number, because the mean of its divisors is an integer number (4309996032).

Almost surely, 2^8619992063 is an apocalyptic number.

8619992063 is a deficient number, since it is larger than the sum of its proper divisors (1).

8619992063 is an equidigital number, since it uses as much as digits as its factorization.

8619992063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 53.

The square root of 8619992063 is about 92843.9123637086. The cubic root of 8619992063 is about 2050.3859723774.

The spelling of 8619992063 in words is "eight billion, six hundred nineteen million, nine hundred ninety-two thousand, sixty-three".