165552382 has 4 divisors (see below), whose sum is σ = 248328576. Its totient is φ = 82776190.

The previous prime is 165552379. The next prime is 165552389. The reversal of 165552382 is 283255561.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 283255561 = 1009 ⋅280729.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165552389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41388094 + ... + 41388097.

It is an arithmetic number, because the mean of its divisors is an integer number (62082144).

Almost surely, 2^165552382 is an apocalyptic number.

165552382 is a deficient number, since it is larger than the sum of its proper divisors (82776194).

165552382 is an equidigital number, since it uses as much as digits as its factorization.

165552382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82776193.

The product of its digits is 72000, while the sum is 37.

The square root of 165552382 is about 12866.7160534458. The cubic root of 165552382 is about 549.0920358019.

The spelling of 165552382 in words is "one hundred sixty-five million, five hundred fifty-two thousand, three hundred eighty-two".