195051650 has 12 divisors (see below), whose sum is σ = 362796162.
Its totient is φ = 78020640.
The previous prime is 195051601. The next prime is 195051653. The reversal of 195051650 is 56150591.
It can be written as a sum of positive squares in 3 ways, for example, as 176810209 + 18241441 = 13297^2 + 4271^2
It is not an unprimeable number, because it can be changed into a prime (195051653) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1950467 + ... + 1950566.
Almost surely, 2195051650 is an apocalyptic number.
195051650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
195051650 is a deficient number, since it is larger than the sum of its proper divisors (167744512).
195051650 is a wasteful number, since it uses less digits than its factorization.
195051650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3901045 (or 3901040 counting only the distinct ones).
The product of its (nonzero) digits is 6750, while the sum is 32.
The square root of 195051650 is about 13966.0892879861.
The cubic root of 195051650 is about 579.9401939919.
The spelling of 195051650 in words is "one hundred ninety-five million, fifty-one thousand, six hundred fifty".