165045245346 has 24 divisors (see below), whose sum is σ = 357620912220. Its totient is φ = 55011561696.

The previous prime is 165045245341. The next prime is 165045245423. The reversal of 165045245346 is 643542540561.

165045245346 is a `hidden beast` number, since 1 + 6 + 50 + 45 + 24 + 534 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 156134829321 + 8910416025 = 395139^2 + 94395^2 .

It is a super-2 number, since 2×165045245346² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (165045245341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3936 + ... + 574548.

Almost surely, 2^165045245346 is an apocalyptic number.

165045245346 is an abundant number, since it is smaller than the sum of its proper divisors (192575666874).

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

165045245346 is a wasteful number, since it uses less digits than its factorization.

165045245346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586690 (or 586687 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 165045245346 in words is "one hundred sixty-five billion, forty-five million, two hundred forty-five thousand, three hundred forty-six".