16012875617 has 2 divisors, whose sum is σ = 16012875618. Its totient is φ = 16012875616.

The previous prime is 16012875583. The next prime is 16012875629. The reversal of 16012875617 is 71657821061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8118730816 + 7894144801 = 90104^2 + 88849^2 .

It is a cyclic number.

It is not a de Polignac number, because 16012875617 - 2²⁴ = 15996098401 is a prime.

It is not a weakly prime, because it can be changed into another prime (16012875647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8006437808 + 8006437809.

It is an arithmetic number, because the mean of its divisors is an integer number (8006437809).

Almost surely, 2^16012875617 is an apocalyptic number.

It is an amenable number.

16012875617 is a deficient number, since it is larger than the sum of its proper divisors (1).

16012875617 is an equidigital number, since it uses as much as digits as its factorization.

16012875617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 44.

The spelling of 16012875617 in words is "sixteen billion, twelve million, eight hundred seventy-five thousand, six hundred seventeen".