165152359065 has 16 divisors (see below), whose sum is σ = 265612917888. Its totient is φ = 87624877056.

The previous prime is 165152359049. The next prime is 165152359109. The reversal of 165152359065 is 560953251561.

It is not a de Polignac number, because 165152359065 - 2⁴ = 165152359049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28520829 + ... + 28526618.

It is an arithmetic number, because the mean of its divisors is an integer number (16600807368).

Almost surely, 2^165152359065 is an apocalyptic number.

165152359065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

165152359065 is a deficient number, since it is larger than the sum of its proper divisors (100460558823).

165152359065 is a wasteful number, since it uses less digits than its factorization.

165152359065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57047648.

The product of its (nonzero) digits is 1215000, while the sum is 48.

The spelling of 165152359065 in words is "one hundred sixty-five billion, one hundred fifty-two million, three hundred fifty-nine thousand, sixty-five".