165975150 has 48 divisors (see below), whose sum is σ = 449042688. Its totient is φ = 40236000.

The previous prime is 165975137. The next prime is 165975167. The reversal of 165975150 is 51579561.

165975150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×165975150⁴ (a number of 34 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 165975099 and 165975108.

It is a congruent number.

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, 48646 + ... + 51945.

It is an arithmetic number, because the mean of its divisors is an integer number (9355056).

Almost surely, 2^165975150 is an apocalyptic number.

165975150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165975150 is an abundant number, since it is smaller than the sum of its proper divisors (283067538).

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

165975150 is a wasteful number, since it uses less digits than its factorization.

165975150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100617 (or 100612 counting only the distinct ones).

The product of its (nonzero) digits is 47250, while the sum is 39.

The square root of 165975150 is about 12883.1343236031. The cubic root of 165975150 is about 549.5590404970.

The spelling of 165975150 in words is "one hundred sixty-five million, nine hundred seventy-five thousand, one hundred fifty".