4016560377509 has 2 divisors, whose sum is σ = 4016560377510. Its totient is φ = 4016560377508.

The previous prime is 4016560377481. The next prime is 4016560377559. The reversal of 4016560377509 is 9057730656104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3720956124484 + 295604253025 = 1928978^2 + 543695^2 .

It is a cyclic number.

It is not a de Polignac number, because 4016560377509 - 2²⁰ = 4016559328933 is a prime.

It is a super-2 number, since 2×4016560377509² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4016560377559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2008280188754 + 2008280188755.

It is an arithmetic number, because the mean of its divisors is an integer number (2008280188755).

Almost surely, 2^{4016560377509} is an apocalyptic number.

It is an amenable number.

4016560377509 is a deficient number, since it is larger than the sum of its proper divisors (1).

4016560377509 is an equidigital number, since it uses as much as digits as its factorization.

4016560377509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4762800, while the sum is 53.

The spelling of 4016560377509 in words is "four trillion, sixteen billion, five hundred sixty million, three hundred seventy-seven thousand, five hundred nine".