195050055 has 16 divisors (see below), whose sum is σ = 312852960. Its totient is φ = 103769088.

The previous prime is 195050041. The next prime is 195050059. The reversal of 195050055 is 550050591.

It is not a de Polignac number, because 195050055 - 2¹⁰ = 195049031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195050059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9762 + ... + 22031.

It is an arithmetic number, because the mean of its divisors is an integer number (19553310).

Almost surely, 2^195050055 is an apocalyptic number.

195050055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

195050055 is a deficient number, since it is larger than the sum of its proper divisors (117802905).

195050055 is a wasteful number, since it uses less digits than its factorization.

195050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32210.

The product of its (nonzero) digits is 5625, while the sum is 30.

The square root of 195050055 is about 13966.0321852701. The cubic root of 195050055 is about 579.9386132019.

The spelling of 195050055 in words is "one hundred ninety-five million, fifty thousand, fifty-five".