18150816740711 has 2 divisors, whose sum is σ = 18150816740712. Its totient is φ = 18150816740710.

The previous prime is 18150816740699. The next prime is 18150816740717. The reversal of 18150816740711 is 11704761805181.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18150816740711 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 18150816740711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18150816740717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9075408370355 + 9075408370356.

It is an arithmetic number, because the mean of its divisors is an integer number (9075408370356).

Almost surely, 2^{18150816740711} is an apocalyptic number.

18150816740711 is a deficient number, since it is larger than the sum of its proper divisors (1).

18150816740711 is an equidigital number, since it uses as much as digits as its factorization.

18150816740711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376320, while the sum is 50.

The spelling of 18150816740711 in words is "eighteen trillion, one hundred fifty billion, eight hundred sixteen million, seven hundred forty thousand, seven hundred eleven".