106165161603 has 12 divisors (see below), whose sum is σ = 153895409928. Its totient is φ = 70524898080.

The previous prime is 106165161601. The next prime is 106165161607. The reversal of 106165161603 is 306161561601.

106165161603 is a `hidden beast` number, since 10 + 616 + 5 + 16 + 16 + 0 + 3 = 666.

It is not a de Polignac number, because 106165161603 - 2¹ = 106165161601 is a prime.

It is a super-2 number, since 2×106165161603² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106165161601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20987025 + ... + 20992082.

It is an arithmetic number, because the mean of its divisors is an integer number (12824617494).

Almost surely, 2^106165161603 is an apocalyptic number.

106165161603 is a deficient number, since it is larger than the sum of its proper divisors (47730248325).

106165161603 is a wasteful number, since it uses less digits than its factorization.

106165161603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41979394 (or 41979391 counting only the distinct ones).

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

The spelling of 106165161603 in words is "one hundred six billion, one hundred sixty-five million, one hundred sixty-one thousand, six hundred three".