195565126 has 4 divisors (see below), whose sum is σ = 293347692. Its totient is φ = 97782562.

The previous prime is 195565109. The next prime is 195565147. The reversal of 195565126 is 621565591.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48891280 + ... + 48891283.

It is an arithmetic number, because the mean of its divisors is an integer number (73336923).

Almost surely, 2^195565126 is an apocalyptic number.

195565126 is a deficient number, since it is larger than the sum of its proper divisors (97782566).

195565126 is an equidigital number, since it uses as much as digits as its factorization.

195565126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97782565.

The product of its digits is 81000, while the sum is 40.

The square root of 195565126 is about 13984.4601611932. The cubic root of 195565126 is about 580.4486481110.

It can be divided in two parts, 1955 and 65126, that added together give a square (67081 = 259²).

The spelling of 195565126 in words is "one hundred ninety-five million, five hundred sixty-five thousand, one hundred twenty-six".