16118382655097 has 2 divisors, whose sum is σ = 16118382655098. Its totient is φ = 16118382655096.

The previous prime is 16118382655019. The next prime is 16118382655153. The reversal of 16118382655097 is 79055628381161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16081150637161 + 37232017936 = 4010131^2 + 192956^2 .

It is an emirp because it is prime and its reverse (79055628381161) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16118382655097 is a prime.

It is a super-2 number, since 2×16118382655097² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16118382655597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8059191327548 + 8059191327549.

It is an arithmetic number, because the mean of its divisors is an integer number (8059191327549).

Almost surely, 2^{16118382655097} is an apocalyptic number.

It is an amenable number.

16118382655097 is a deficient number, since it is larger than the sum of its proper divisors (1).

16118382655097 is an equidigital number, since it uses as much as digits as its factorization.

16118382655097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 62.

The spelling of 16118382655097 in words is "sixteen trillion, one hundred eighteen billion, three hundred eighty-two million, six hundred fifty-five thousand, ninety-seven".