161044958 has 8 divisors (see below), whose sum is σ = 241645800. Its totient is φ = 80496360.

The previous prime is 161044957. The next prime is 161044963. The reversal of 161044958 is 859440161.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161044957) 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, 4133 + ... + 18416.

It is an arithmetic number, because the mean of its divisors is an integer number (30205725).

Almost surely, 2^161044958 is an apocalyptic number.

161044958 is a deficient number, since it is larger than the sum of its proper divisors (80600842).

161044958 is a wasteful number, since it uses less digits than its factorization.

161044958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26122.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 161044958 is about 12690.3490101730. The cubic root of 161044958 is about 544.0628148883.

The spelling of 161044958 in words is "one hundred sixty-one million, forty-four thousand, nine hundred fifty-eight".