2150865716653 has 2 divisors, whose sum is σ = 2150865716654. Its totient is φ = 2150865716652.

The previous prime is 2150865716633. The next prime is 2150865716683. The reversal of 2150865716653 is 3566175680512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1431595499049 + 719270217604 = 1196493^2 + 848098^2 .

It is a cyclic number.

It is not a de Polignac number, because 2150865716653 - 2⁵ = 2150865716621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2150865716594 and 2150865716603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2150865716633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075432858326 + 1075432858327.

It is an arithmetic number, because the mean of its divisors is an integer number (1075432858327).

Almost surely, 2^{2150865716653} is an apocalyptic number.

It is an amenable number.

2150865716653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2150865716653 is an equidigital number, since it uses as much as digits as its factorization.

2150865716653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072000, while the sum is 55.

The spelling of 2150865716653 in words is "two trillion, one hundred fifty billion, eight hundred sixty-five million, seven hundred sixteen thousand, six hundred fifty-three".