16065016165 has 32 divisors (see below), whose sum is σ = 21319925760. Its totient is φ = 11523220800.

The previous prime is 16065016157. The next prime is 16065016171. The reversal of 16065016165 is 56161056061.

It is not a de Polignac number, because 16065016165 - 2³ = 16065016157 is a prime.

It is a super-2 number, since 2×16065016165² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6199020 + ... + 6201610.

It is an arithmetic number, because the mean of its divisors is an integer number (666247680).

Almost surely, 2^16065016165 is an apocalyptic number.

It is an amenable number.

16065016165 is a deficient number, since it is larger than the sum of its proper divisors (5254909595).

16065016165 is a wasteful number, since it uses less digits than its factorization.

16065016165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4113.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 16065016165 in words is "sixteen billion, sixty-five million, sixteen thousand, one hundred sixty-five".