1650066165361 has 16 divisors (see below), whose sum is σ = 1661752350720. Its totient is φ = 1638414560320.

The previous prime is 1650066165313. The next prime is 1650066165479. The reversal of 1650066165361 is 1635616600561.

It is a cyclic number.

It is not a de Polignac number, because 1650066165361 - 2⁷ = 1650066165233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1650066165661) 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, 396934695 + ... + 396938851.

It is an arithmetic number, because the mean of its divisors is an integer number (103859521920).

Almost surely, 2^{1650066165361} is an apocalyptic number.

It is an amenable number.

1650066165361 is a deficient number, since it is larger than the sum of its proper divisors (11686185359).

1650066165361 is a wasteful number, since it uses less digits than its factorization.

1650066165361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7664.

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 1650066165361 in words is "one trillion, six hundred fifty billion, sixty-six million, one hundred sixty-five thousand, three hundred sixty-one".