161166600616 has 64 divisors (see below), whose sum is σ = 363631190400. Its totient is φ = 65418513408.

The previous prime is 161166600601. The next prime is 161166600649. The reversal of 161166600616 is 616006661161.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4400556 + ... + 4437028.

It is an arithmetic number, because the mean of its divisors is an integer number (5681737350).

Almost surely, 2^161166600616 is an apocalyptic number.

It is an amenable number.

161166600616 is an abundant number, since it is smaller than the sum of its proper divisors (202464589784).

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

161166600616 is a wasteful number, since it uses less digits than its factorization.

161166600616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40658 (or 40654 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 161166600616 in words is "one hundred sixty-one billion, one hundred sixty-six million, six hundred thousand, six hundred sixteen".