165040050 has 48 divisors (see below), whose sum is σ = 467773632. Its totient is φ = 37723200.

The previous prime is 165040049. The next prime is 165040067. The reversal of 165040050 is 50040561.

It is a happy number.

It is a super-3 number, since 3×165040050³ (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 165039999 and 165040026.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77541 + ... + 79640.

It is an arithmetic number, because the mean of its divisors is an integer number (9745284).

Almost surely, 2^165040050 is an apocalyptic number.

165040050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165040050 is an abundant number, since it is smaller than the sum of its proper divisors (302733582).

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

165040050 is a wasteful number, since it uses less digits than its factorization.

165040050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157203 (or 157198 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 165040050 is about 12846.7914282127. The cubic root of 165040050 is about 548.5250287244.

The spelling of 165040050 in words is "one hundred sixty-five million, forty thousand, fifty".