1616360216579 has 2 divisors, whose sum is σ = 1616360216580. Its totient is φ = 1616360216578.

The previous prime is 1616360216543. The next prime is 1616360216633. The reversal of 1616360216579 is 9756120636161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1616360216579 - 2⁸ = 1616360216323 is a prime.

It is a super-2 number, since 2×1616360216579² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1616360216579.

It is not a weakly prime, because it can be changed into another prime (1616360266579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 808180108289 + 808180108290.

It is an arithmetic number, because the mean of its divisors is an integer number (808180108290).

Almost surely, 2^{1616360216579} is an apocalyptic number.

1616360216579 is a deficient number, since it is larger than the sum of its proper divisors (1).

1616360216579 is an equidigital number, since it uses as much as digits as its factorization.

1616360216579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 1616360216579 in words is "one trillion, six hundred sixteen billion, three hundred sixty million, two hundred sixteen thousand, five hundred seventy-nine".