195115055 has 8 divisors (see below), whose sum is σ = 237633072. Its totient is φ = 153762048.

The previous prime is 195115051. The next prime is 195115091. The reversal of 195115055 is 550511591.

195115055 is digitally balanced in base 2, 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 cyclic number.

It is not a de Polignac number, because 195115055 - 2² = 195115051 is a prime.

It is a super-3 number, since 3×195115055³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195115051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290882 + ... + 291551.

It is an arithmetic number, because the mean of its divisors is an integer number (29704134).

Almost surely, 2^195115055 is an apocalyptic number.

195115055 is a deficient number, since it is larger than the sum of its proper divisors (42518017).

195115055 is an equidigital number, since it uses as much as digits as its factorization.

195115055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582505.

The product of its (nonzero) digits is 5625, while the sum is 32.

The square root of 195115055 is about 13968.3590661180. The cubic root of 195115055 is about 580.0030271344.

The spelling of 195115055 in words is "one hundred ninety-five million, one hundred fifteen thousand, fifty-five".