195545964991232 has 72 divisors (see below), whose sum is σ = 390824404850880. Its totient is φ = 97648712663040.

The previous prime is 195545964991229. The next prime is 195545964991261. The reversal of 195545964991232 is 232199469545591.

It is a self number, because there is not a number n which added to its sum of digits gives 195545964991232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 937797578 + ... + 938006070.

It is an arithmetic number, because the mean of its divisors is an integer number (5428116734040).

Almost surely, 2^{195545964991232} is an apocalyptic number.

It is an amenable number.

195545964991232 is a deficient number, since it is larger than the sum of its proper divisors (195278439859648).

195545964991232 is a wasteful number, since it uses less digits than its factorization.

195545964991232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213149 (or 213135 counting only the distinct ones).

The product of its digits is 944784000, while the sum is 74.

The spelling of 195545964991232 in words is "one hundred ninety-five trillion, five hundred forty-five billion, nine hundred sixty-four million, nine hundred ninety-one thousand, two hundred thirty-two".