18258667051 has 2 divisors, whose sum is σ = 18258667052. Its totient is φ = 18258667050.

The previous prime is 18258667027. The next prime is 18258667069. The reversal of 18258667051 is 15076685281.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18258667051 - 2²³ = 18250278443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18258666986 and 18258667004.

It is not a weakly prime, because it can be changed into another prime (18258667081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9129333525 + 9129333526.

It is an arithmetic number, because the mean of its divisors is an integer number (9129333526).

Almost surely, 2^18258667051 is an apocalyptic number.

18258667051 is a deficient number, since it is larger than the sum of its proper divisors (1).

18258667051 is an equidigital number, since it uses as much as digits as its factorization.

18258667051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 49.

The spelling of 18258667051 in words is "eighteen billion, two hundred fifty-eight million, six hundred sixty-seven thousand, fifty-one".