195105616 has 10 divisors (see below), whose sum is σ = 378017162. Its totient is φ = 97552800.

The previous prime is 195105611. The next prime is 195105629. The reversal of 195105616 is 616501591.

It can be written as a sum of positive squares in only one way, i.e., 108243216 + 86862400 = 10404^2 + 9320^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195105611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6097035 + ... + 6097066.

Almost surely, 2^195105616 is an apocalyptic number.

195105616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

195105616 is a deficient number, since it is larger than the sum of its proper divisors (182911546).

195105616 is a wasteful number, since it uses less digits than its factorization.

195105616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12194109 (or 12194103 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 195105616 is about 13968.0211912783. The cubic root of 195105616 is about 579.9936741284.

The spelling of 195105616 in words is "one hundred ninety-five million, one hundred five thousand, six hundred sixteen".