161050858 has 16 divisors (see below), whose sum is σ = 250769664. Its totient is φ = 77517360.

The previous prime is 161050837. The next prime is 161050861. The reversal of 161050858 is 858050161.

161050858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8310 + ... + 19777.

It is an arithmetic number, because the mean of its divisors is an integer number (15673104).

Almost surely, 2^161050858 is an apocalyptic number.

161050858 is a deficient number, since it is larger than the sum of its proper divisors (89718806).

161050858 is a wasteful number, since it uses less digits than its factorization.

161050858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28197.

The product of its (nonzero) digits is 9600, while the sum is 34.

The square root of 161050858 is about 12690.5814681598. The cubic root of 161050858 is about 544.0694588537.

The spelling of 161050858 in words is "one hundred sixty-one million, fifty thousand, eight hundred fifty-eight".