165063534530 has 16 divisors (see below), whose sum is σ = 297220943160. Its totient is φ = 66001729152.

The previous prime is 165063534527. The next prime is 165063534539. The reversal of 165063534530 is 35435360561.

It can be written as a sum of positive squares in 4 ways, for example, as 147446016169 + 17617518361 = 383987^2 + 132731^2 .

It is not an unprimeable number, because it can be changed into a prime (165063534539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2931299 + ... + 2987078.

Almost surely, 2^165063534530 is an apocalyptic number.

165063534530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165063534530 is a deficient number, since it is larger than the sum of its proper divisors (132157408630).

165063534530 is a wasteful number, since it uses less digits than its factorization.

165063534530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921173.

The product of its (nonzero) digits is 486000, while the sum is 41.

The spelling of 165063534530 in words is "one hundred sixty-five billion, sixty-three million, five hundred thirty-four thousand, five hundred thirty".