18616341127 has 2 divisors, whose sum is σ = 18616341128. Its totient is φ = 18616341126.

The previous prime is 18616341119. The next prime is 18616341157. The reversal of 18616341127 is 72114361681.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18616341127 - 2³ = 18616341119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 18616341127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18616341157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9308170563 + 9308170564.

It is an arithmetic number, because the mean of its divisors is an integer number (9308170564).

Almost surely, 2^18616341127 is an apocalyptic number.

18616341127 is a deficient number, since it is larger than the sum of its proper divisors (1).

18616341127 is an equidigital number, since it uses as much as digits as its factorization.

18616341127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 40.

The spelling of 18616341127 in words is "eighteen billion, six hundred sixteen million, three hundred forty-one thousand, one hundred twenty-seven".