195566053089 has 8 divisors (see below), whose sum is σ = 284459713632. Its totient is φ = 118524880640.

The previous prime is 195566053073. The next prime is 195566053127. The reversal of 195566053089 is 980350665591.

It is a happy number.

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 195566053089 - 2⁴ = 195566053073 is a prime.

It is a super-2 number, since 2×195566053089² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (195566053289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2963121984 + ... + 2963122049.

It is an arithmetic number, because the mean of its divisors is an integer number (35557464204).

Almost surely, 2^195566053089 is an apocalyptic number.

It is an amenable number.

195566053089 is a deficient number, since it is larger than the sum of its proper divisors (88893660543).

195566053089 is a wasteful number, since it uses less digits than its factorization.

195566053089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5926244047.

The product of its (nonzero) digits is 8748000, while the sum is 57.

The spelling of 195566053089 in words is "one hundred ninety-five billion, five hundred sixty-six million, fifty-three thousand, eighty-nine".