116178586129 has 2 divisors, whose sum is σ = 116178586130. Its totient is φ = 116178586128.

The previous prime is 116178586127. The next prime is 116178586163. The reversal of 116178586129 is 921685871611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110657353104 + 5521233025 = 332652^2 + 74305^2 .

It is an emirp because it is prime and its reverse (921685871611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116178586129 - 2¹ = 116178586127 is a prime.

Together with 116178586127, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 116178586129.

It is not a weakly prime, because it can be changed into another prime (116178586127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58089293064 + 58089293065.

It is an arithmetic number, because the mean of its divisors is an integer number (58089293065).

Almost surely, 2^116178586129 is an apocalyptic number.

It is an amenable number.

116178586129 is a deficient number, since it is larger than the sum of its proper divisors (1).

116178586129 is an equidigital number, since it uses as much as digits as its factorization.

116178586129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 55.

The spelling of 116178586129 in words is "one hundred sixteen billion, one hundred seventy-eight million, five hundred eighty-six thousand, one hundred twenty-nine".