195976004642 has 48 divisors (see below), whose sum is σ = 337682471616. Its totient is φ = 85076455200.

The previous prime is 195976004597. The next prime is 195976004647. The reversal of 195976004642 is 246400679591.

It is not an unprimeable number, because it can be changed into a prime (195976004647) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3652493 + ... + 3705759.

It is an arithmetic number, because the mean of its divisors is an integer number (7035051492).

Almost surely, 2^195976004642 is an apocalyptic number.

195976004642 is a deficient number, since it is larger than the sum of its proper divisors (141706466974).

195976004642 is a wasteful number, since it uses less digits than its factorization.

195976004642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53975 (or 53964 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 195976004642 in words is "one hundred ninety-five billion, nine hundred seventy-six million, four thousand, six hundred forty-two".