161480218 has 8 divisors (see below), whose sum is σ = 242303040. Its totient is φ = 80712540.

The previous prime is 161480177. The next prime is 161480233. The reversal of 161480218 is 812084161.

161480218 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 161480218.

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, 5458 + ... + 18781.

It is an arithmetic number, because the mean of its divisors is an integer number (30287880).

Almost surely, 2^161480218 is an apocalyptic number.

161480218 is a deficient number, since it is larger than the sum of its proper divisors (80822822).

161480218 is a wasteful number, since it uses less digits than its factorization.

161480218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27572.

The product of its (nonzero) digits is 3072, while the sum is 31.

The square root of 161480218 is about 12707.4866909236. The cubic root of 161480218 is about 544.5525244299.

The spelling of 161480218 in words is "one hundred sixty-one million, four hundred eighty thousand, two hundred eighteen".