195253743144354 has 32 divisors (see below), whose sum is σ = 392692043520000. Its totient is φ = 64720493642064.

The previous prime is 195253743144329. The next prime is 195253743144373. The reversal of 195253743144354 is 453441347352591.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159846087 + ... + 161062965.

It is an arithmetic number, because the mean of its divisors is an integer number (12271626360000).

Almost surely, 2^{195253743144354} is an apocalyptic number.

195253743144354 is an abundant number, since it is smaller than the sum of its proper divisors (197438300375646).

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

195253743144354 is a wasteful number, since it uses less digits than its factorization.

195253743144354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366462.

The product of its digits is 108864000, while the sum is 60.

The spelling of 195253743144354 in words is "one hundred ninety-five trillion, two hundred fifty-three billion, seven hundred forty-three million, one hundred forty-four thousand, three hundred fifty-four".