195115056 has 40 divisors (see below), whose sum is σ = 509721840. Its totient is φ = 64306176.

The previous prime is 195115051. The next prime is 195115091. The reversal of 195115056 is 650511591.

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

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18565 + ... + 27108.

It is an arithmetic number, because the mean of its divisors is an integer number (12743046).

Almost surely, 2^195115056 is an apocalyptic number.

195115056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

195115056 is an abundant number, since it is smaller than the sum of its proper divisors (314606784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195115056 is a wasteful number, since it uses less digits than its factorization.

195115056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45773 (or 45767 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 33.

The square root of 195115056 is about 13968.3591019132. The cubic root of 195115056 is about 580.0030281253.

The spelling of 195115056 in words is "one hundred ninety-five million, one hundred fifteen thousand, fifty-six".