16356910117 has 2 divisors, whose sum is σ = 16356910118. Its totient is φ = 16356910116.

The previous prime is 16356910067. The next prime is 16356910139. The reversal of 16356910117 is 71101965361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9171126756 + 7185783361 = 95766^2 + 84769^2 .

It is a cyclic number.

It is not a de Polignac number, because 16356910117 - 2¹¹ = 16356908069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16356910117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16356910177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8178455058 + 8178455059.

It is an arithmetic number, because the mean of its divisors is an integer number (8178455059).

Almost surely, 2^16356910117 is an apocalyptic number.

It is an amenable number.

16356910117 is a deficient number, since it is larger than the sum of its proper divisors (1).

16356910117 is an equidigital number, since it uses as much as digits as its factorization.

16356910117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 40.

The spelling of 16356910117 in words is "sixteen billion, three hundred fifty-six million, nine hundred ten thousand, one hundred seventeen".