165353490536 has 16 divisors (see below), whose sum is σ = 333886856100. Its totient is φ = 76316995584.

The previous prime is 165353490517. The next prime is 165353490571. The reversal of 165353490536 is 635094353561.

165353490536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 119167182436 + 46186308100 = 345206^2 + 214910^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794968601 + ... + 794968808.

Almost surely, 2^165353490536 is an apocalyptic number.

It is an amenable number.

165353490536 is an abundant number, since it is smaller than the sum of its proper divisors (168533365564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165353490536 is a wasteful number, since it uses less digits than its factorization.

165353490536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589937428 (or 1589937424 counting only the distinct ones).

The product of its (nonzero) digits is 4374000, while the sum is 50.

The spelling of 165353490536 in words is "one hundred sixty-five billion, three hundred fifty-three million, four hundred ninety thousand, five hundred thirty-six".