195278229395 has 8 divisors (see below), whose sum is σ = 234421887456. Its totient is φ = 156163908736.

The previous prime is 195278229347. The next prime is 195278229493. The reversal of 195278229395 is 593922872591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 195278229395 - 2¹² = 195278225299 is a prime.

It is a Duffinian number.

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, 7319702 + ... + 7346331.

It is an arithmetic number, because the mean of its divisors is an integer number (29302735932).

Almost surely, 2^195278229395 is an apocalyptic number.

195278229395 is a deficient number, since it is larger than the sum of its proper divisors (39143658061).

195278229395 is a wasteful number, since it uses less digits than its factorization.

195278229395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14668701.

The product of its digits is 24494400, while the sum is 62.

The spelling of 195278229395 in words is "one hundred ninety-five billion, two hundred seventy-eight million, two hundred twenty-nine thousand, three hundred ninety-five".