195502059377142 has 64 divisors (see below), whose sum is σ = 447610126118400. Its totient is φ = 55764207383040.

The previous prime is 195502059377123. The next prime is 195502059377153. The reversal of 195502059377142 is 241773950205591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459457984 + ... + 459883292.

It is an arithmetic number, because the mean of its divisors is an integer number (6993908220600).

Almost surely, 2^{195502059377142} is an apocalyptic number.

195502059377142 is an abundant number, since it is smaller than the sum of its proper divisors (252108066741258).

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

195502059377142 is a wasteful number, since it uses less digits than its factorization.

195502059377142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443621.

The product of its (nonzero) digits is 23814000, while the sum is 60.

The spelling of 195502059377142 in words is "one hundred ninety-five trillion, five hundred two billion, fifty-nine million, three hundred seventy-seven thousand, one hundred forty-two".