195604894655 has 8 divisors (see below), whose sum is σ = 234728839872. Its totient is φ = 156481938208.

The previous prime is 195604894543. The next prime is 195604894657. The reversal of 195604894655 is 556498406591.

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 195604894655 - 2⁸ = 195604894399 is a prime.

It is a super-2 number, since 2×195604894655² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195604894657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296909 + ... + 692361.

It is an arithmetic number, because the mean of its divisors is an integer number (29341104984).

Almost surely, 2^195604894655 is an apocalyptic number.

195604894655 is a deficient number, since it is larger than the sum of its proper divisors (39123945217).

195604894655 is an equidigital number, since it uses as much as digits as its factorization.

195604894655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494385.

The product of its (nonzero) digits is 46656000, while the sum is 62.

The spelling of 195604894655 in words is "one hundred ninety-five billion, six hundred four million, eight hundred ninety-four thousand, six hundred fifty-five".