161466606324 has 72 divisors (see below), whose sum is σ = 421425688320. Its totient is φ = 52072675200.

The previous prime is 161466606311. The next prime is 161466606331. The reversal of 161466606324 is 423606664161.

It is a self number, because there is not a number n which added to its sum of digits gives 161466606324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4939867 + ... + 4972445.

It is an arithmetic number, because the mean of its divisors is an integer number (5853134560).

Almost surely, 2^161466606324 is an apocalyptic number.

It is an amenable number.

161466606324 is an abundant number, since it is smaller than the sum of its proper divisors (259959081996).

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

161466606324 is a wasteful number, since it uses less digits than its factorization.

161466606324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37061 (or 37056 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 161466606324 in words is "one hundred sixty-one billion, four hundred sixty-six million, six hundred six thousand, three hundred twenty-four".