18149329711 has 2 divisors, whose sum is σ = 18149329712. Its totient is φ = 18149329710.

The previous prime is 18149329691. The next prime is 18149329733. The reversal of 18149329711 is 11792394181.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18149329711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18149329771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9074664855 + 9074664856.

It is an arithmetic number, because the mean of its divisors is an integer number (9074664856).

Almost surely, 2^18149329711 is an apocalyptic number.

18149329711 is a deficient number, since it is larger than the sum of its proper divisors (1).

18149329711 is an equidigital number, since it uses as much as digits as its factorization.

18149329711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 46.

The spelling of 18149329711 in words is "eighteen billion, one hundred forty-nine million, three hundred twenty-nine thousand, seven hundred eleven".