161433066 has 8 divisors (see below), whose sum is σ = 322866144. Its totient is φ = 53811020.

The previous prime is 161433049. The next prime is 161433073. The reversal of 161433066 is 660334161.

It is a sphenic number, since it is the product of 3 distinct primes.

161433066 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13452750 + ... + 13452761.

It is an arithmetic number, because the mean of its divisors is an integer number (40358268).

Almost surely, 2^161433066 is an apocalyptic number.

161433066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

161433066 is a wasteful number, since it uses less digits than its factorization.

161433066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26905516.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 161433066 is about 12705.6312712120. The cubic root of 161433066 is about 544.4995164092.

The spelling of 161433066 in words is "one hundred sixty-one million, four hundred thirty-three thousand, sixty-six".