165601060016103 has 20 divisors (see below), whose sum is σ = 247380729248928. Its totient is φ = 110400096169440.

The previous prime is 165601060016101. The next prime is 165601060016129. The reversal of 165601060016103 is 301610060106561.

165601060016103 is a `hidden beast` number, since 1 + 6 + 560 + 10 + 60 + 0 + 16 + 10 + 3 = 666.

It is not a de Polignac number, because 165601060016103 - 2¹ = 165601060016101 is a prime.

It is a super-2 number, since 2×165601060016103² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165601060016101) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9328723 + ... + 20450603.

Almost surely, 2^{165601060016103} is an apocalyptic number.

165601060016103 is a deficient number, since it is larger than the sum of its proper divisors (81779669232825).

165601060016103 is a wasteful number, since it uses less digits than its factorization.

165601060016103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11305716 (or 11305707 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 165601060016103 in words is "one hundred sixty-five trillion, six hundred one billion, sixty million, sixteen thousand, one hundred three".