195859055 has 16 divisors (see below), whose sum is σ = 273162240. Its totient is φ = 132025632.

The previous prime is 195859051. The next prime is 195859063. The reversal of 195859055 is 550958591.

It is a cyclic number.

It is not a de Polignac number, because 195859055 - 2² = 195859051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195859051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45359 + ... + 49488.

It is an arithmetic number, because the mean of its divisors is an integer number (17072640).

Almost surely, 2^195859055 is an apocalyptic number.

195859055 is a deficient number, since it is larger than the sum of its proper divisors (77303185).

195859055 is an equidigital number, since it uses as much as digits as its factorization.

195859055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94918.

The product of its (nonzero) digits is 405000, while the sum is 47.

The square root of 195859055 is about 13994.9653447231. The cubic root of 195859055 is about 580.7393019903.

The spelling of 195859055 in words is "one hundred ninety-five million, eight hundred fifty-nine thousand, fifty-five".