195120081024 has 128 divisors (see below), whose sum is σ = 584901864000. Its totient is φ = 57088389120.

The previous prime is 195120081007. The next prime is 195120081041. The reversal of 195120081024 is 420180021591.

It is an interprime number because it is at equal distance from previous prime (195120081007) and next prime (195120081041).

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673939 + ... + 918930.

Almost surely, 2^195120081024 is an apocalyptic number.

It is an amenable number.

195120081024 is an abundant number, since it is smaller than the sum of its proper divisors (389781782976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195120081024 is a wasteful number, since it uses less digits than its factorization.

195120081024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592926 (or 1592914 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The spelling of 195120081024 in words is "one hundred ninety-five billion, one hundred twenty million, eighty-one thousand, twenty-four".