161606060111056 has 20 divisors (see below), whose sum is σ = 341576445235104. Its totient is φ = 73457300050400.

The previous prime is 161606060111051. The next prime is 161606060111063. The reversal of 161606060111056 is 650111060606161.

It is a super-2 number, since 2×161606060111056² (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 (161606060111051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459108125140 + ... + 459108125491.

Almost surely, 2^{161606060111056} is an apocalyptic number.

161606060111056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

161606060111056 is an abundant number, since it is smaller than the sum of its proper divisors (179970385124048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161606060111056 is a wasteful number, since it uses less digits than its factorization.

161606060111056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918216250650 (or 918216250644 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 161606060111056 in words is "one hundred sixty-one trillion, six hundred six billion, sixty million, one hundred eleven thousand, fifty-six".