165134167360 has 28 divisors (see below), whose sum is σ = 393225736788. Its totient is φ = 66053666816.

The previous prime is 165134167351. The next prime is 165134167481. The reversal of 165134167360 is 63761431561.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 79921551616 + 85212615744 = 282704^2 + 291912^2 .

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, 258021817 + ... + 258022456.

Almost surely, 2^165134167360 is an apocalyptic number.

165134167360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165134167360 is an abundant number, since it is smaller than the sum of its proper divisors (228091569428).

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

165134167360 is an equidigital number, since it uses as much as digits as its factorization.

165134167360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516044290 (or 516044280 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 165134167360 in words is "one hundred sixty-five billion, one hundred thirty-four million, one hundred sixty-seven thousand, three hundred sixty".