1065650844349 has 16 divisors (see below), whose sum is σ = 1311729390720. Its totient is φ = 843050024640.

The previous prime is 1065650844347. The next prime is 1065650844367. The reversal of 1065650844349 is 9434480565601.

It is a cyclic number.

It is not a de Polignac number, because 1065650844349 - 2¹ = 1065650844347 is a prime.

It is a super-2 number, since 2×1065650844349² (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 1065650844349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065650844341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48267 + ... + 1460695.

It is an arithmetic number, because the mean of its divisors is an integer number (81983086920).

Almost surely, 2^{1065650844349} is an apocalyptic number.

It is an amenable number.

1065650844349 is a deficient number, since it is larger than the sum of its proper divisors (246078546371).

1065650844349 is a wasteful number, since it uses less digits than its factorization.

1065650844349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420740.

The product of its (nonzero) digits is 12441600, while the sum is 55.

The spelling of 1065650844349 in words is "one trillion, sixty-five billion, six hundred fifty million, eight hundred forty-four thousand, three hundred forty-nine".