161606115106095 has 32 divisors (see below), whose sum is σ = 282076837507584. Its totient is φ = 78354283017600.

The previous prime is 161606115106081. The next prime is 161606115106133. The reversal of 161606115106095 is 590601511606161.

It is a happy number.

It is not a de Polignac number, because 161606115106095 - 2⁸ = 161606115105839 is a prime.

It is a super-2 number, since 2×161606115106095² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81288990 + ... + 83253300.

It is an arithmetic number, because the mean of its divisors is an integer number (8814901172112).

Almost surely, 2^{161606115106095} is an apocalyptic number.

161606115106095 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

161606115106095 is a deficient number, since it is larger than the sum of its proper divisors (120470722401489).

161606115106095 is a wasteful number, since it uses less digits than its factorization.

161606115106095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462943.

The product of its (nonzero) digits is 291600, while the sum is 48.

The spelling of 161606115106095 in words is "one hundred sixty-one trillion, six hundred six billion, one hundred fifteen million, one hundred six thousand, ninety-five".