195595133294090 has 16 divisors (see below), whose sum is σ = 352072092902472. Its totient is φ = 78237863768064.

The previous prime is 195595133294087. The next prime is 195595133294111. The reversal of 195595133294090 is 90492331595591.

It is a Cunningham number, because it is equal to 13985533²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 192449557919161 + 3145575374929 = 13872619^2 + 1773577^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19321319 + ... + 27649658.

Almost surely, 2^{195595133294090} is an apocalyptic number.

195595133294090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195595133294090 is a deficient number, since it is larger than the sum of its proper divisors (156476959608382).

195595133294090 is a wasteful number, since it uses less digits than its factorization.

195595133294090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47387401.

The product of its (nonzero) digits is 59049000, while the sum is 65.

The spelling of 195595133294090 in words is "one hundred ninety-five trillion, five hundred ninety-five billion, one hundred thirty-three million, two hundred ninety-four thousand, ninety".