16153317709 has 2 divisors, whose sum is σ = 16153317710. Its totient is φ = 16153317708.

The previous prime is 16153317683. The next prime is 16153317721. The reversal of 16153317709 is 90771335161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16050356100 + 102961609 = 126690^2 + 10147^2 .

It is a cyclic number.

It is not a de Polignac number, because 16153317709 - 2²¹ = 16151220557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16153317769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8076658854 + 8076658855.

It is an arithmetic number, because the mean of its divisors is an integer number (8076658855).

Almost surely, 2^16153317709 is an apocalyptic number.

It is an amenable number.

16153317709 is a deficient number, since it is larger than the sum of its proper divisors (1).

16153317709 is an equidigital number, since it uses as much as digits as its factorization.

16153317709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119070, while the sum is 43.

The spelling of 16153317709 in words is "sixteen billion, one hundred fifty-three million, three hundred seventeen thousand, seven hundred nine".