165057470 has 8 divisors (see below), whose sum is σ = 297103464. Its totient is φ = 66022984.

The previous prime is 165057443. The next prime is 165057551. The reversal of 165057470 is 74750561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 165057470.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8252864 + ... + 8252883.

It is an arithmetic number, because the mean of its divisors is an integer number (37137933).

Almost surely, 2^165057470 is an apocalyptic number.

165057470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165057470 is a deficient number, since it is larger than the sum of its proper divisors (132045994).

165057470 is a wasteful number, since it uses less digits than its factorization.

165057470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16505754.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 165057470 is about 12847.4694006252. The cubic root of 165057470 is about 548.5443270096.

The spelling of 165057470 in words is "one hundred sixty-five million, fifty-seven thousand, four hundred seventy".