165669052 has 6 divisors (see below), whose sum is σ = 289920848. Its totient is φ = 82834524.

The previous prime is 165669013. The next prime is 165669061. The reversal of 165669052 is 250966561.

It is a junction number, because it is equal to n+sod(n) for n = 165668996 and 165669014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20708628 + ... + 20708635.

Almost surely, 2^165669052 is an apocalyptic number.

It is an amenable number.

165669052 is a deficient number, since it is larger than the sum of its proper divisors (124251796).

165669052 is a wasteful number, since it uses less digits than its factorization.

165669052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41417267 (or 41417265 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 165669052 is about 12871.2490458386. The cubic root of 165669052 is about 549.2209930217.

The spelling of 165669052 in words is "one hundred sixty-five million, six hundred sixty-nine thousand, fifty-two".