165000356 has 6 divisors (see below), whose sum is σ = 288750630. Its totient is φ = 82500176.

The previous prime is 165000301. The next prime is 165000377. The reversal of 165000356 is 653000561.

165000356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 159617956 + 5382400 = 12634^2 + 2320^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20625041 + ... + 20625048.

It is an arithmetic number, because the mean of its divisors is an integer number (48125105).

Almost surely, 2^165000356 is an apocalyptic number.

It is an amenable number.

165000356 is a deficient number, since it is larger than the sum of its proper divisors (123750274).

165000356 is a wasteful number, since it uses less digits than its factorization.

165000356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41250093 (or 41250091 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 165000356 is about 12845.2464359389. The cubic root of 165000356 is about 548.4810497058.

The spelling of 165000356 in words is "one hundred sixty-five million, three hundred fifty-six", and thus it is an aban number.