165113055036 has 36 divisors (see below), whose sum is σ = 417564247464. Its totient is φ = 55011952800.

The previous prime is 165113054969. The next prime is 165113055061. The reversal of 165113055036 is 630550311561.

165113055036 is a `hidden beast` number, since 1 + 65 + 1 + 13 + 0 + 550 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×165113055036² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 994030 + ... + 1148181.

It is an arithmetic number, because the mean of its divisors is an integer number (11599006874).

Almost surely, 2^165113055036 is an apocalyptic number.

It is an amenable number.

165113055036 is an abundant number, since it is smaller than the sum of its proper divisors (252451192428).

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

165113055036 is a wasteful number, since it uses less digits than its factorization.

165113055036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2144362 (or 2144357 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

Adding to 165113055036 its reverse (630550311561), we get a palindrome (795663366597).

The spelling of 165113055036 in words is "one hundred sixty-five billion, one hundred thirteen million, fifty-five thousand, thirty-six".