195937519042 has 16 divisors (see below), whose sum is σ = 294677768952. Its totient is φ = 97711660800.

The previous prime is 195937519033. The next prime is 195937519049. The reversal of 195937519042 is 240915739591.

195937519042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 195895645201 + 41873841 = 442601^2 + 6471^2 .

It is a super-2 number, since 2×195937519042² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (195937519049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10125208 + ... + 10144540.

Almost surely, 2^195937519042 is an apocalyptic number.

195937519042 is a deficient number, since it is larger than the sum of its proper divisors (98740249910).

195937519042 is a wasteful number, since it uses less digits than its factorization.

195937519042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32373.

The product of its (nonzero) digits is 3061800, while the sum is 55.

The spelling of 195937519042 in words is "one hundred ninety-five billion, nine hundred thirty-seven million, five hundred nineteen thousand, forty-two".